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Finding the Fourth Proportional to 6,493.88, 8,952.82 and 4,251.88

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Solution

The fourth proportional to 6,493.88, 8,952.82 and 4,251.88 is: 5,861.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,493.88 : 8,952.82 = 4,251.88 : x
  2. Step 2: Convert to fraction form
    6,493.88/8,952.82 = 4,251.88/x
  3. Step 3: Cross multiply
    6,493.88x = 8,952.82 × 4,251.88
  4. Step 4: Simplify right side
    6,493.88x = 38,066,316.30
  5. Step 5: Solve for x
    x = 38,066,316.30/6,493.88
  6. Step 6: Final answer
    x = 5,861.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.