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Finding the Third Proportional to 47,339 and 101,542

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Solution

The third proportional to 47,339 and 101,542 is: 217,807.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,339 : 101,542 = 101,542 : x
  2. Step 2: Convert to fraction form
    47,339/101,542 = 101,542/x
  3. Step 3: Cross multiply
    47,339x = 101,542 × 101,542
  4. Step 4: Simplify right side
    47,339x = 10,310,777,764
  5. Step 5: Solve for x
    x = 10,310,777,764/47,339
  6. Step 6: Final answer
    x = 217,807.26

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.