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Finding the Third Proportional to 80,800 and 165,626

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Solution

The third proportional to 80,800 and 165,626 is: 339,504.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,800 : 165,626 = 165,626 : x
  2. Step 2: Convert to fraction form
    80,800/165,626 = 165,626/x
  3. Step 3: Cross multiply
    80,800x = 165,626 × 165,626
  4. Step 4: Simplify right side
    80,800x = 27,431,971,876
  5. Step 5: Solve for x
    x = 27,431,971,876/80,800
  6. Step 6: Final answer
    x = 339,504.60

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.