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Finding the Fourth Proportional to 5,879.95, 8,819.87 and 1,497.40

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Solution

The fourth proportional to 5,879.95, 8,819.87 and 1,497.40 is: 2,246.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.95 : 8,819.87 = 1,497.40 : x
  2. Step 2: Convert to fraction form
    5,879.95/8,819.87 = 1,497.40/x
  3. Step 3: Cross multiply
    5,879.95x = 8,819.87 × 1,497.40
  4. Step 4: Simplify right side
    5,879.95x = 13,206,843.80
  5. Step 5: Solve for x
    x = 13,206,843.80/5,879.95
  6. Step 6: Final answer
    x = 2,246.08

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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.