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Finding the Fourth Proportional to 5,862.07, 8,791.03 and 2,163.31

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Solution

The fourth proportional to 5,862.07, 8,791.03 and 2,163.31 is: 3,244.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,862.07 : 8,791.03 = 2,163.31 : x
  2. Step 2: Convert to fraction form
    5,862.07/8,791.03 = 2,163.31/x
  3. Step 3: Cross multiply
    5,862.07x = 8,791.03 × 2,163.31
  4. Step 4: Simplify right side
    5,862.07x = 19,017,703.84
  5. Step 5: Solve for x
    x = 19,017,703.84/5,862.07
  6. Step 6: Final answer
    x = 3,244.20

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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.