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Finding the Third Proportional to 20,908 and 50,567

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Solution

The third proportional to 20,908 and 50,567 is: 122,298.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,908 : 50,567 = 50,567 : x
  2. Step 2: Convert to fraction form
    20,908/50,567 = 50,567/x
  3. Step 3: Cross multiply
    20,908x = 50,567 × 50,567
  4. Step 4: Simplify right side
    20,908x = 2,557,021,489
  5. Step 5: Solve for x
    x = 2,557,021,489/20,908
  6. Step 6: Final answer
    x = 122,298.71

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Why These Related Problems?

These problems maintain the same ratio (2.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.