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Finding the Third Proportional to 29,431 and 41,386

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Solution

The third proportional to 29,431 and 41,386 is: 58,197.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,431 : 41,386 = 41,386 : x
  2. Step 2: Convert to fraction form
    29,431/41,386 = 41,386/x
  3. Step 3: Cross multiply
    29,431x = 41,386 × 41,386
  4. Step 4: Simplify right side
    29,431x = 1,712,800,996
  5. Step 5: Solve for x
    x = 1,712,800,996/29,431
  6. Step 6: Final answer
    x = 58,197.17

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.