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Finding the Third Proportional to 34,491 and 52,739

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Solution

The third proportional to 34,491 and 52,739 is: 80,641.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,491 : 52,739 = 52,739 : x
  2. Step 2: Convert to fraction form
    34,491/52,739 = 52,739/x
  3. Step 3: Cross multiply
    34,491x = 52,739 × 52,739
  4. Step 4: Simplify right side
    34,491x = 2,781,402,121
  5. Step 5: Solve for x
    x = 2,781,402,121/34,491
  6. Step 6: Final answer
    x = 80,641.39

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.