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Finding the Third Proportional to 4,403 and 6,474

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Solution

The third proportional to 4,403 and 6,474 is: 9,519.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,403 : 6,474 = 6,474 : x
  2. Step 2: Convert to fraction form
    4,403/6,474 = 6,474/x
  3. Step 3: Cross multiply
    4,403x = 6,474 × 6,474
  4. Step 4: Simplify right side
    4,403x = 41,912,676
  5. Step 5: Solve for x
    x = 41,912,676/4,403
  6. Step 6: Final answer
    x = 9,519.12

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.