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Finding the Third Proportional to 80,937.75 and 165,087

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Solution

The third proportional to 80,937.75 and 165,087 is: 336,724.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,937.75 : 165,087 = 165,087 : x
  2. Step 2: Convert to fraction form
    80,937.75/165,087 = 165,087/x
  3. Step 3: Cross multiply
    80,937.75x = 165,087 × 165,087
  4. Step 4: Simplify right side
    80,937.75x = 27,253,717,569
  5. Step 5: Solve for x
    x = 27,253,717,569/80,937.75
  6. Step 6: Final answer
    x = 336,724.43

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.