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Finding the Fourth Proportional to 5,739.32, 8,609.29 and 1,843.83

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Solution

The fourth proportional to 5,739.32, 8,609.29 and 1,843.83 is: 2,765.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739.32 : 8,609.29 = 1,843.83 : x
  2. Step 2: Convert to fraction form
    5,739.32/8,609.29 = 1,843.83/x
  3. Step 3: Cross multiply
    5,739.32x = 8,609.29 × 1,843.83
  4. Step 4: Simplify right side
    5,739.32x = 15,874,062.57
  5. Step 5: Solve for x
    x = 15,874,062.57/5,739.32
  6. Step 6: Final answer
    x = 2,765.84

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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.