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Finding the Third Proportional to 8,444 and 18,374

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Solution

The third proportional to 8,444 and 18,374 is: 39,981.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444 : 18,374 = 18,374 : x
  2. Step 2: Convert to fraction form
    8,444/18,374 = 18,374/x
  3. Step 3: Cross multiply
    8,444x = 18,374 × 18,374
  4. Step 4: Simplify right side
    8,444x = 337,603,876
  5. Step 5: Solve for x
    x = 337,603,876/8,444
  6. Step 6: Final answer
    x = 39,981.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.