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In 3:4= 9: n, what is the value of n to make it a proportion?
12
13
14​


Sagot :

Answer:

12

Explanation: 3;4=9;12

4x9=36

3x12 = 36

Proportion

3:4=9:n

3×n =3n

4×9=36

36÷3=12

Soo The Answer is 12

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