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Finding the Third Proportional to 29,687 and 46,115

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Solution

The third proportional to 29,687 and 46,115 is: 71,633.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,687 : 46,115 = 46,115 : x
  2. Step 2: Convert to fraction form
    29,687/46,115 = 46,115/x
  3. Step 3: Cross multiply
    29,687x = 46,115 × 46,115
  4. Step 4: Simplify right side
    29,687x = 2,126,593,225
  5. Step 5: Solve for x
    x = 2,126,593,225/29,687
  6. Step 6: Final answer
    x = 71,633.82

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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.