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Finding the Fourth Proportional to 3,724.52, 5,586.77 and 951.19

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Solution

The fourth proportional to 3,724.52, 5,586.77 and 951.19 is: 1,426.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.52 : 5,586.77 = 951.19 : x
  2. Step 2: Convert to fraction form
    3,724.52/5,586.77 = 951.19/x
  3. Step 3: Cross multiply
    3,724.52x = 5,586.77 × 951.19
  4. Step 4: Simplify right side
    3,724.52x = 5,314,099.59
  5. Step 5: Solve for x
    x = 5,314,099.59/3,724.52
  6. Step 6: Final answer
    x = 1,426.79

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Similar ratio
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1.5x scale

Why These Related Problems?

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