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Finding the Fourth Proportional to 6,654, 9,182.40 and 4,002.84

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Solution

The fourth proportional to 6,654, 9,182.40 and 4,002.84 is: 5,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,654 : 9,182.40 = 4,002.84 : x
  2. Step 2: Convert to fraction form
    6,654/9,182.40 = 4,002.84/x
  3. Step 3: Cross multiply
    6,654x = 9,182.40 × 4,002.84
  4. Step 4: Simplify right side
    6,654x = 36,755,678.02
  5. Step 5: Solve for x
    x = 36,755,678.02/6,654
  6. Step 6: Final answer
    x = 5,523.85

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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.