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Finding the Third Proportional to 6,671.25 and 14,517

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Solution

The third proportional to 6,671.25 and 14,517 is: 31,589.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,671.25 : 14,517 = 14,517 : x
  2. Step 2: Convert to fraction form
    6,671.25/14,517 = 14,517/x
  3. Step 3: Cross multiply
    6,671.25x = 14,517 × 14,517
  4. Step 4: Simplify right side
    6,671.25x = 210,743,289
  5. Step 5: Solve for x
    x = 210,743,289/6,671.25
  6. Step 6: Final answer
    x = 31,589.78

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.