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Finding the Fourth Proportional to 5,500.94, 8,231.00 and 3,280.97

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Solution

The fourth proportional to 5,500.94, 8,231.00 and 3,280.97 is: 4,909.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.94 : 8,231.00 = 3,280.97 : x
  2. Step 2: Convert to fraction form
    5,500.94/8,231.00 = 3,280.97/x
  3. Step 3: Cross multiply
    5,500.94x = 8,231.00 × 3,280.97
  4. Step 4: Simplify right side
    5,500.94x = 27,005,668.24
  5. Step 5: Solve for x
    x = 27,005,668.24/5,500.94
  6. Step 6: Final answer
    x = 4,909.29

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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.