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Finding the Fourth Proportional to 5,566.86, 8,350.28 and 2,279.96

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Solution

The fourth proportional to 5,566.86, 8,350.28 and 2,279.96 is: 3,419.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,566.86 : 8,350.28 = 2,279.96 : x
  2. Step 2: Convert to fraction form
    5,566.86/8,350.28 = 2,279.96/x
  3. Step 3: Cross multiply
    5,566.86x = 8,350.28 × 2,279.96
  4. Step 4: Simplify right side
    5,566.86x = 19,038,251.24
  5. Step 5: Solve for x
    x = 19,038,251.24/5,566.86
  6. Step 6: Final answer
    x = 3,419.93

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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.