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Finding the Third Proportional to 8,387 and 17,314

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Solution

The third proportional to 8,387 and 17,314 is: 35,742.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,387 : 17,314 = 17,314 : x
  2. Step 2: Convert to fraction form
    8,387/17,314 = 17,314/x
  3. Step 3: Cross multiply
    8,387x = 17,314 × 17,314
  4. Step 4: Simplify right side
    8,387x = 299,774,596
  5. Step 5: Solve for x
    x = 299,774,596/8,387
  6. Step 6: Final answer
    x = 35,742.77

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.