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Finding the Third Proportional to 7,074 and 16,711

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Solution

The third proportional to 7,074 and 16,711 is: 39,476.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,074 : 16,711 = 16,711 : x
  2. Step 2: Convert to fraction form
    7,074/16,711 = 16,711/x
  3. Step 3: Cross multiply
    7,074x = 16,711 × 16,711
  4. Step 4: Simplify right side
    7,074x = 279,257,521
  5. Step 5: Solve for x
    x = 279,257,521/7,074
  6. Step 6: Final answer
    x = 39,476.61

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.