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What is the solution of the proportion 3/5=13/x ? Round to the nearest tenth if necessary.

User ScottyG
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1 Answer

1 vote

Answer: x = 21 2/3

Explanation:

3/5 = 13/x

cross multiply 5 × 13, then divide by 3.

65/3 = 21 2/3

It's like multiplying both sides by the reciprocal of the left side.

User Nietaki
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