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Finding the Third Proportional to 6,612 and 14,314

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Solution

The third proportional to 6,612 and 14,314 is: 30,987.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612 : 14,314 = 14,314 : x
  2. Step 2: Convert to fraction form
    6,612/14,314 = 14,314/x
  3. Step 3: Cross multiply
    6,612x = 14,314 × 14,314
  4. Step 4: Simplify right side
    6,612x = 204,890,596
  5. Step 5: Solve for x
    x = 204,890,596/6,612
  6. Step 6: Final answer
    x = 30,987.69

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.