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Finding the Third Proportional to 8,163 and 17,711

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Solution

The third proportional to 8,163 and 17,711 is: 38,426.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163 : 17,711 = 17,711 : x
  2. Step 2: Convert to fraction form
    8,163/17,711 = 17,711/x
  3. Step 3: Cross multiply
    8,163x = 17,711 × 17,711
  4. Step 4: Simplify right side
    8,163x = 313,679,521
  5. Step 5: Solve for x
    x = 313,679,521/8,163
  6. Step 6: Final answer
    x = 38,426.99

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.