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Finding the Fourth Proportional to 5,979.52, 8,251.86 and 3,326.86

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Solution

The fourth proportional to 5,979.52, 8,251.86 and 3,326.86 is: 4,591.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,979.52 : 8,251.86 = 3,326.86 : x
  2. Step 2: Convert to fraction form
    5,979.52/8,251.86 = 3,326.86/x
  3. Step 3: Cross multiply
    5,979.52x = 8,251.86 × 3,326.86
  4. Step 4: Simplify right side
    5,979.52x = 27,452,782.96
  5. Step 5: Solve for x
    x = 27,452,782.96/5,979.52
  6. Step 6: Final answer
    x = 4,591.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.