Finding the Third Proportional to 14,930 and 32,780
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Solution
The third proportional to 14,930 and 32,780 is: 71,971.09
Step by Step Solution
- Step 1: Write the proportion equation
14,930 : 32,780 = 32,780 : x - Step 2: Convert to fraction form
14,930/32,780 = 32,780/x - Step 3: Cross multiply
14,930x = 32,780 × 32,780 - Step 4: Simplify right side
14,930x = 1,074,528,400 - Step 5: Solve for x
x = 1,074,528,400/14,930 - Step 6: Final answer
x = 71,971.09
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.