maddy51
maddy51 maddy51
  • 13-08-2017
  • Mathematics
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How do you use equivalent ratios to find the unknown value.

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ChicagoCubs ChicagoCubs
  • 13-08-2017
Solving proportions is simply a matter of stating the ratios as fractions, setting the two fractions equal to each other, cross-multiplying, and solving the resulting equation. You'll probably start out by just solving proportions, like this: Find the unknown value in the proportion: 2 : x = 3 : 9
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