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I am trying to calculate an estimated value for year 2008 knowing the 2014 &amp;&nbsp;2011 values.<br />
If 2014 value is $800,000, 2011 value is $560,000 the the % increase is (800000-560000)/560000 = 43%.<br />
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How can I get an estimated value for 2008?<br />
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It's driving me nuts
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I am trying to calculate an estimated value for year 2008 knowing the 2014 & 2011 values.
If 2014 value is $800,000, 2011 value is $560,000 the the % increase is (800000-560000)/560000 = 43%.

How can I get an estimated value for 2008?

It's driving me nuts

How to calculate a percentage

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