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Finding the Third Proportional to 8,626 and 20,377

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Solution

The third proportional to 8,626 and 20,377 is: 48,136.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,626 : 20,377 = 20,377 : x
  2. Step 2: Convert to fraction form
    8,626/20,377 = 20,377/x
  3. Step 3: Cross multiply
    8,626x = 20,377 × 20,377
  4. Step 4: Simplify right side
    8,626x = 415,222,129
  5. Step 5: Solve for x
    x = 415,222,129/8,626
  6. Step 6: Final answer
    x = 48,136.12

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.