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Finding the Fourth Proportional to 2,382.55, 3,573.72 and 739.19

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Solution

The fourth proportional to 2,382.55, 3,573.72 and 739.19 is: 1,108.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.55 : 3,573.72 = 739.19 : x
  2. Step 2: Convert to fraction form
    2,382.55/3,573.72 = 739.19/x
  3. Step 3: Cross multiply
    2,382.55x = 3,573.72 × 739.19
  4. Step 4: Simplify right side
    2,382.55x = 2,641,667.02
  5. Step 5: Solve for x
    x = 2,641,667.02/2,382.55
  6. Step 6: Final answer
    x = 1,108.76

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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.