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Finding the Fourth Proportional to 3,595.36, 5,381.89 and 1,947.82

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Solution

The fourth proportional to 3,595.36, 5,381.89 and 1,947.82 is: 2,915.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,595.36 : 5,381.89 = 1,947.82 : x
  2. Step 2: Convert to fraction form
    3,595.36/5,381.89 = 1,947.82/x
  3. Step 3: Cross multiply
    3,595.36x = 5,381.89 × 1,947.82
  4. Step 4: Simplify right side
    3,595.36x = 10,482,952.98
  5. Step 5: Solve for x
    x = 10,482,952.98/3,595.36
  6. Step 6: Final answer
    x = 2,915.69

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.