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Finding the Third Proportional to 52,016 and 80,692

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Solution

The third proportional to 52,016 and 80,692 is: 125,176.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,016 : 80,692 = 80,692 : x
  2. Step 2: Convert to fraction form
    52,016/80,692 = 80,692/x
  3. Step 3: Cross multiply
    52,016x = 80,692 × 80,692
  4. Step 4: Simplify right side
    52,016x = 6,511,198,864
  5. Step 5: Solve for x
    x = 6,511,198,864/52,016
  6. Step 6: Final answer
    x = 125,176.85

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.