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Finding the Fourth Proportional to 5,983.13, 8,976.14 and 1,879.13

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Solution

The fourth proportional to 5,983.13, 8,976.14 and 1,879.13 is: 2,819.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,983.13 : 8,976.14 = 1,879.13 : x
  2. Step 2: Convert to fraction form
    5,983.13/8,976.14 = 1,879.13/x
  3. Step 3: Cross multiply
    5,983.13x = 8,976.14 × 1,879.13
  4. Step 4: Simplify right side
    5,983.13x = 16,867,279.68
  5. Step 5: Solve for x
    x = 16,867,279.68/5,983.13
  6. Step 6: Final answer
    x = 2,819.14

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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.