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Finding the Third Proportional to 13,912 and 29,849

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Solution

The third proportional to 13,912 and 29,849 is: 64,042.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,912 : 29,849 = 29,849 : x
  2. Step 2: Convert to fraction form
    13,912/29,849 = 29,849/x
  3. Step 3: Cross multiply
    13,912x = 29,849 × 29,849
  4. Step 4: Simplify right side
    13,912x = 890,962,801
  5. Step 5: Solve for x
    x = 890,962,801/13,912
  6. Step 6: Final answer
    x = 64,042.75

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.