SOLUTION: How can I solve a proportion involving a missing number?

Question 397822: How can I solve a proportion involving a missing number?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
How can I solve a proportion involving a missing number?
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Let's say the missing number is x:
Proportion I made up.
x/2 = 3/5
Cross-multiply to get:
5x = 2*3
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Divide by 5 to get:
x = 6/5
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Cheers,
Stan H.
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