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Finding the Third Proportional to 8,671 and 18,375

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Solution

The third proportional to 8,671 and 18,375 is: 38,939.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,671 : 18,375 = 18,375 : x
  2. Step 2: Convert to fraction form
    8,671/18,375 = 18,375/x
  3. Step 3: Cross multiply
    8,671x = 18,375 × 18,375
  4. Step 4: Simplify right side
    8,671x = 337,640,625
  5. Step 5: Solve for x
    x = 337,640,625/8,671
  6. Step 6: Final answer
    x = 38,939.06

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.