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Finding the Fourth Proportional to 2,834.57, 4,251.51 and 754.72

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Solution

The fourth proportional to 2,834.57, 4,251.51 and 754.72 is: 1,131.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.57 : 4,251.51 = 754.72 : x
  2. Step 2: Convert to fraction form
    2,834.57/4,251.51 = 754.72/x
  3. Step 3: Cross multiply
    2,834.57x = 4,251.51 × 754.72
  4. Step 4: Simplify right side
    2,834.57x = 3,208,689.00
  5. Step 5: Solve for x
    x = 3,208,689.00/2,834.57
  6. Step 6: Final answer
    x = 1,131.98

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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.