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Finding the Fourth Proportional to 5,859.66, 8,782.29 and 2,568.90

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Solution

The fourth proportional to 5,859.66, 8,782.29 and 2,568.90 is: 3,850.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,859.66 : 8,782.29 = 2,568.90 : x
  2. Step 2: Convert to fraction form
    5,859.66/8,782.29 = 2,568.90/x
  3. Step 3: Cross multiply
    5,859.66x = 8,782.29 × 2,568.90
  4. Step 4: Simplify right side
    5,859.66x = 22,560,824.78
  5. Step 5: Solve for x
    x = 22,560,824.78/5,859.66
  6. Step 6: Final answer
    x = 3,850.19

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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.