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Finding the Fourth Proportional to 5,739.43, 8,608.84 and 1,843.53

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Solution

The fourth proportional to 5,739.43, 8,608.84 and 1,843.53 is: 2,765.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739.43 : 8,608.84 = 1,843.53 : x
  2. Step 2: Convert to fraction form
    5,739.43/8,608.84 = 1,843.53/x
  3. Step 3: Cross multiply
    5,739.43x = 8,608.84 × 1,843.53
  4. Step 4: Simplify right side
    5,739.43x = 15,870,650.20
  5. Step 5: Solve for x
    x = 15,870,650.20/5,739.43
  6. Step 6: Final answer
    x = 2,765.20

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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.