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Finding the Fourth Proportional to 5,879.48, 8,819.10 and 1,437.17

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Solution

The fourth proportional to 5,879.48, 8,819.10 and 1,437.17 is: 2,155.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.48 : 8,819.10 = 1,437.17 : x
  2. Step 2: Convert to fraction form
    5,879.48/8,819.10 = 1,437.17/x
  3. Step 3: Cross multiply
    5,879.48x = 8,819.10 × 1,437.17
  4. Step 4: Simplify right side
    5,879.48x = 12,674,538.76
  5. Step 5: Solve for x
    x = 12,674,538.76/5,879.48
  6. Step 6: Final answer
    x = 2,155.73

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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.