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Finding the Third Proportional to 49,979 and 107,734

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Solution

The third proportional to 49,979 and 107,734 is: 232,229.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,979 : 107,734 = 107,734 : x
  2. Step 2: Convert to fraction form
    49,979/107,734 = 107,734/x
  3. Step 3: Cross multiply
    49,979x = 107,734 × 107,734
  4. Step 4: Simplify right side
    49,979x = 11,606,614,756
  5. Step 5: Solve for x
    x = 11,606,614,756/49,979
  6. Step 6: Final answer
    x = 232,229.83

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.