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Finding the Third Proportional to 80,164 and 171,448

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Solution

The third proportional to 80,164 and 171,448 is: 366,678.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,164 : 171,448 = 171,448 : x
  2. Step 2: Convert to fraction form
    80,164/171,448 = 171,448/x
  3. Step 3: Cross multiply
    80,164x = 171,448 × 171,448
  4. Step 4: Simplify right side
    80,164x = 29,394,416,704
  5. Step 5: Solve for x
    x = 29,394,416,704/80,164
  6. Step 6: Final answer
    x = 366,678.52

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.