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Finding the Fourth Proportional to 5,739.24, 8,608.90 and 2,276.48

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Solution

The fourth proportional to 5,739.24, 8,608.90 and 2,276.48 is: 3,414.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739.24 : 8,608.90 = 2,276.48 : x
  2. Step 2: Convert to fraction form
    5,739.24/8,608.90 = 2,276.48/x
  3. Step 3: Cross multiply
    5,739.24x = 8,608.90 × 2,276.48
  4. Step 4: Simplify right side
    5,739.24x = 19,597,988.67
  5. Step 5: Solve for x
    x = 19,597,988.67/5,739.24
  6. Step 6: Final answer
    x = 3,414.74

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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.