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Finding the Fourth Proportional to 5,879.27, 8,818.91 and 1,983.68

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Solution

The fourth proportional to 5,879.27, 8,818.91 and 1,983.68 is: 2,975.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.27 : 8,818.91 = 1,983.68 : x
  2. Step 2: Convert to fraction form
    5,879.27/8,818.91 = 1,983.68/x
  3. Step 3: Cross multiply
    5,879.27x = 8,818.91 × 1,983.68
  4. Step 4: Simplify right side
    5,879.27x = 17,493,895.39
  5. Step 5: Solve for x
    x = 17,493,895.39/5,879.27
  6. Step 6: Final answer
    x = 2,975.52

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Similar ratio
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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.