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Finding the Third Proportional to 49,986 and 106,449

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Solution

The third proportional to 49,986 and 106,449 is: 226,691.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,986 : 106,449 = 106,449 : x
  2. Step 2: Convert to fraction form
    49,986/106,449 = 106,449/x
  3. Step 3: Cross multiply
    49,986x = 106,449 × 106,449
  4. Step 4: Simplify right side
    49,986x = 11,331,389,601
  5. Step 5: Solve for x
    x = 11,331,389,601/49,986
  6. Step 6: Final answer
    x = 226,691.27

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.