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Finding the Fourth Proportional to 5,744.79, 8,609.09 and 2,617.11

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Solution

The fourth proportional to 5,744.79, 8,609.09 and 2,617.11 is: 3,921.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,744.79 : 8,609.09 = 2,617.11 : x
  2. Step 2: Convert to fraction form
    5,744.79/8,609.09 = 2,617.11/x
  3. Step 3: Cross multiply
    5,744.79x = 8,609.09 × 2,617.11
  4. Step 4: Simplify right side
    5,744.79x = 22,530,922.44
  5. Step 5: Solve for x
    x = 22,530,922.44/5,744.79
  6. Step 6: Final answer
    x = 3,921.97

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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.