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Finding the Fourth Proportional to 2,491.56, 3,733.98 and 951.72

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Solution

The fourth proportional to 2,491.56, 3,733.98 and 951.72 is: 1,426.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491.56 : 3,733.98 = 951.72 : x
  2. Step 2: Convert to fraction form
    2,491.56/3,733.98 = 951.72/x
  3. Step 3: Cross multiply
    2,491.56x = 3,733.98 × 951.72
  4. Step 4: Simplify right side
    2,491.56x = 3,553,703.45
  5. Step 5: Solve for x
    x = 3,553,703.45/2,491.56
  6. Step 6: Final answer
    x = 1,426.30

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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.