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Finding the Third Proportional to 8,384 and 19,493

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Solution

The third proportional to 8,384 and 19,493 is: 45,321.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,384 : 19,493 = 19,493 : x
  2. Step 2: Convert to fraction form
    8,384/19,493 = 19,493/x
  3. Step 3: Cross multiply
    8,384x = 19,493 × 19,493
  4. Step 4: Simplify right side
    8,384x = 379,977,049
  5. Step 5: Solve for x
    x = 379,977,049/8,384
  6. Step 6: Final answer
    x = 45,321.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.