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Finding the Fourth Proportional to 5,947.88, 8,921.81 and 2,482.70

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Solution

The fourth proportional to 5,947.88, 8,921.81 and 2,482.70 is: 3,724.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,947.88 : 8,921.81 = 2,482.70 : x
  2. Step 2: Convert to fraction form
    5,947.88/8,921.81 = 2,482.70/x
  3. Step 3: Cross multiply
    5,947.88x = 8,921.81 × 2,482.70
  4. Step 4: Simplify right side
    5,947.88x = 22,150,120.66
  5. Step 5: Solve for x
    x = 22,150,120.66/5,947.88
  6. Step 6: Final answer
    x = 3,724.04

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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.