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Finding the Third Proportional to 8,914 and 13,331

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Solution

The third proportional to 8,914 and 13,331 is: 19,936.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914 : 13,331 = 13,331 : x
  2. Step 2: Convert to fraction form
    8,914/13,331 = 13,331/x
  3. Step 3: Cross multiply
    8,914x = 13,331 × 13,331
  4. Step 4: Simplify right side
    8,914x = 177,715,561
  5. Step 5: Solve for x
    x = 177,715,561/8,914
  6. Step 6: Final answer
    x = 19,936.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.