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Finding the Third Proportional to 42,484 and 93,542

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Solution

The third proportional to 42,484 and 93,542 is: 205,962.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,484 : 93,542 = 93,542 : x
  2. Step 2: Convert to fraction form
    42,484/93,542 = 93,542/x
  3. Step 3: Cross multiply
    42,484x = 93,542 × 93,542
  4. Step 4: Simplify right side
    42,484x = 8,750,105,764
  5. Step 5: Solve for x
    x = 8,750,105,764/42,484
  6. Step 6: Final answer
    x = 205,962.38

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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.