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Finding the Fourth Proportional to 3,229.59, 4,845.02 and 1,149.69

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Solution

The fourth proportional to 3,229.59, 4,845.02 and 1,149.69 is: 1,724.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.59 : 4,845.02 = 1,149.69 : x
  2. Step 2: Convert to fraction form
    3,229.59/4,845.02 = 1,149.69/x
  3. Step 3: Cross multiply
    3,229.59x = 4,845.02 × 1,149.69
  4. Step 4: Simplify right side
    3,229.59x = 5,570,271.04
  5. Step 5: Solve for x
    x = 5,570,271.04/3,229.59
  6. Step 6: Final answer
    x = 1,724.76

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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.