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Finding the Fourth Proportional to 5,739.99, 8,608.15 and 2,229.75

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Solution

The fourth proportional to 5,739.99, 8,608.15 and 2,229.75 is: 3,343.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739.99 : 8,608.15 = 2,229.75 : x
  2. Step 2: Convert to fraction form
    5,739.99/8,608.15 = 2,229.75/x
  3. Step 3: Cross multiply
    5,739.99x = 8,608.15 × 2,229.75
  4. Step 4: Simplify right side
    5,739.99x = 19,194,022.46
  5. Step 5: Solve for x
    x = 19,194,022.46/5,739.99
  6. Step 6: Final answer
    x = 3,343.91

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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.