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Finding the Third Proportional to 59,946 and 129,612

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Solution

The third proportional to 59,946 and 129,612 is: 280,240.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,946 : 129,612 = 129,612 : x
  2. Step 2: Convert to fraction form
    59,946/129,612 = 129,612/x
  3. Step 3: Cross multiply
    59,946x = 129,612 × 129,612
  4. Step 4: Simplify right side
    59,946x = 16,799,270,544
  5. Step 5: Solve for x
    x = 16,799,270,544/59,946
  6. Step 6: Final answer
    x = 280,240.06

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.