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Finding the Third Proportional to 24,691.50 and 38,291

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Solution

The third proportional to 24,691.50 and 38,291 is: 59,380.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,691.50 : 38,291 = 38,291 : x
  2. Step 2: Convert to fraction form
    24,691.50/38,291 = 38,291/x
  3. Step 3: Cross multiply
    24,691.50x = 38,291 × 38,291
  4. Step 4: Simplify right side
    24,691.50x = 1,466,200,681
  5. Step 5: Solve for x
    x = 1,466,200,681/24,691.50
  6. Step 6: Final answer
    x = 59,380.79

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.