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Finding the Fourth Proportional to 5,758.59, 7,947.50 and 3,241.32

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Solution

The fourth proportional to 5,758.59, 7,947.50 and 3,241.32 is: 4,473.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,758.59 : 7,947.50 = 3,241.32 : x
  2. Step 2: Convert to fraction form
    5,758.59/7,947.50 = 3,241.32/x
  3. Step 3: Cross multiply
    5,758.59x = 7,947.50 × 3,241.32
  4. Step 4: Simplify right side
    5,758.59x = 25,760,390.70
  5. Step 5: Solve for x
    x = 25,760,390.70/5,758.59
  6. Step 6: Final answer
    x = 4,473.39

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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.