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Finding the Fourth Proportional to 5,876.80, 8,109.46 and 3,358.41

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Solution

The fourth proportional to 5,876.80, 8,109.46 and 3,358.41 is: 4,634.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.80 : 8,109.46 = 3,358.41 : x
  2. Step 2: Convert to fraction form
    5,876.80/8,109.46 = 3,358.41/x
  3. Step 3: Cross multiply
    5,876.80x = 8,109.46 × 3,358.41
  4. Step 4: Simplify right side
    5,876.80x = 27,234,891.56
  5. Step 5: Solve for x
    x = 27,234,891.56/5,876.80
  6. Step 6: Final answer
    x = 4,634.31

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