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Finding the Fourth Proportional to 5,843.40, 8,760.18 and 2,553.99

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Solution

The fourth proportional to 5,843.40, 8,760.18 and 2,553.99 is: 3,828.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,843.40 : 8,760.18 = 2,553.99 : x
  2. Step 2: Convert to fraction form
    5,843.40/8,760.18 = 2,553.99/x
  3. Step 3: Cross multiply
    5,843.40x = 8,760.18 × 2,553.99
  4. Step 4: Simplify right side
    5,843.40x = 22,373,412.12
  5. Step 5: Solve for x
    x = 22,373,412.12/5,843.40
  6. Step 6: Final answer
    x = 3,828.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.