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Finding the Fourth Proportional to 6,167.52, 9,251.44 and 2,879.76

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Solution

The fourth proportional to 6,167.52, 9,251.44 and 2,879.76 is: 4,319.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,167.52 : 9,251.44 = 2,879.76 : x
  2. Step 2: Convert to fraction form
    6,167.52/9,251.44 = 2,879.76/x
  3. Step 3: Cross multiply
    6,167.52x = 9,251.44 × 2,879.76
  4. Step 4: Simplify right side
    6,167.52x = 26,641,926.85
  5. Step 5: Solve for x
    x = 26,641,926.85/6,167.52
  6. Step 6: Final answer
    x = 4,319.71

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1.5x scale

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.