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Finding the Fourth Proportional to 3,229.57, 4,846.48 and 1,769.74

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Solution

The fourth proportional to 3,229.57, 4,846.48 and 1,769.74 is: 2,655.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.57 : 4,846.48 = 1,769.74 : x
  2. Step 2: Convert to fraction form
    3,229.57/4,846.48 = 1,769.74/x
  3. Step 3: Cross multiply
    3,229.57x = 4,846.48 × 1,769.74
  4. Step 4: Simplify right side
    3,229.57x = 8,577,012.78
  5. Step 5: Solve for x
    x = 8,577,012.78/3,229.57
  6. Step 6: Final answer
    x = 2,655.78

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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.