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Finding the Fourth Proportional to 5,879.24, 8,814.48 and 2,543.96

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Solution

The fourth proportional to 5,879.24, 8,814.48 and 2,543.96 is: 3,814.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.24 : 8,814.48 = 2,543.96 : x
  2. Step 2: Convert to fraction form
    5,879.24/8,814.48 = 2,543.96/x
  3. Step 3: Cross multiply
    5,879.24x = 8,814.48 × 2,543.96
  4. Step 4: Simplify right side
    5,879.24x = 22,423,684.54
  5. Step 5: Solve for x
    x = 22,423,684.54/5,879.24
  6. Step 6: Final answer
    x = 3,814.04

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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.