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Finding the Third Proportional to 6,340 and 14,137

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Solution

The third proportional to 6,340 and 14,137 is: 31,522.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340 : 14,137 = 14,137 : x
  2. Step 2: Convert to fraction form
    6,340/14,137 = 14,137/x
  3. Step 3: Cross multiply
    6,340x = 14,137 × 14,137
  4. Step 4: Simplify right side
    6,340x = 199,854,769
  5. Step 5: Solve for x
    x = 199,854,769/6,340
  6. Step 6: Final answer
    x = 31,522.83

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.