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Finding the Fourth Proportional to 4,400.00, 6,600.11 and 1,478.33

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Solution

The fourth proportional to 4,400.00, 6,600.11 and 1,478.33 is: 2,217.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,400.00 : 6,600.11 = 1,478.33 : x
  2. Step 2: Convert to fraction form
    4,400.00/6,600.11 = 1,478.33/x
  3. Step 3: Cross multiply
    4,400.00x = 6,600.11 × 1,478.33
  4. Step 4: Simplify right side
    4,400.00x = 9,757,149.72
  5. Step 5: Solve for x
    x = 9,757,149.72/4,400.00
  6. Step 6: Final answer
    x = 2,217.53

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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.