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Finding the Fourth Proportional to 5,881.22, 8,824.11 and 2,591.99

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Solution

The fourth proportional to 5,881.22, 8,824.11 and 2,591.99 is: 3,888.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,881.22 : 8,824.11 = 2,591.99 : x
  2. Step 2: Convert to fraction form
    5,881.22/8,824.11 = 2,591.99/x
  3. Step 3: Cross multiply
    5,881.22x = 8,824.11 × 2,591.99
  4. Step 4: Simplify right side
    5,881.22x = 22,871,960.76
  5. Step 5: Solve for x
    x = 22,871,960.76/5,881.22
  6. Step 6: Final answer
    x = 3,888.99

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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.