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Finding the Third Proportional to 92,079 and 135,198

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Solution

The third proportional to 92,079 and 135,198 is: 198,508.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,079 : 135,198 = 135,198 : x
  2. Step 2: Convert to fraction form
    92,079/135,198 = 135,198/x
  3. Step 3: Cross multiply
    92,079x = 135,198 × 135,198
  4. Step 4: Simplify right side
    92,079x = 18,278,499,204
  5. Step 5: Solve for x
    x = 18,278,499,204/92,079
  6. Step 6: Final answer
    x = 198,508.88

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.