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Finding the Third Proportional to 181,656 and 272,542

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Solution

The third proportional to 181,656 and 272,542 is: 408,900.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,656 : 272,542 = 272,542 : x
  2. Step 2: Convert to fraction form
    181,656/272,542 = 272,542/x
  3. Step 3: Cross multiply
    181,656x = 272,542 × 272,542
  4. Step 4: Simplify right side
    181,656x = 74,279,141,764
  5. Step 5: Solve for x
    x = 74,279,141,764/181,656
  6. Step 6: Final answer
    x = 408,900.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.