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Finding the Third Proportional to 8,414 and 11,756

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Solution

The third proportional to 8,414 and 11,756 is: 16,425.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,414 : 11,756 = 11,756 : x
  2. Step 2: Convert to fraction form
    8,414/11,756 = 11,756/x
  3. Step 3: Cross multiply
    8,414x = 11,756 × 11,756
  4. Step 4: Simplify right side
    8,414x = 138,203,536
  5. Step 5: Solve for x
    x = 138,203,536/8,414
  6. Step 6: Final answer
    x = 16,425.43

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.