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Finding the Fourth Proportional to 2,592.86, 3,879.71 and 1,553.59

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Solution

The fourth proportional to 2,592.86, 3,879.71 and 1,553.59 is: 2,324.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592.86 : 3,879.71 = 1,553.59 : x
  2. Step 2: Convert to fraction form
    2,592.86/3,879.71 = 1,553.59/x
  3. Step 3: Cross multiply
    2,592.86x = 3,879.71 × 1,553.59
  4. Step 4: Simplify right side
    2,592.86x = 6,027,470.89
  5. Step 5: Solve for x
    x = 6,027,470.89/2,592.86
  6. Step 6: Final answer
    x = 2,324.65

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