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Finding the Fourth Proportional to 5,881.28, 8,828.12 and 3,546.99

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Solution

The fourth proportional to 5,881.28, 8,828.12 and 3,546.99 is: 5,324.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,881.28 : 8,828.12 = 3,546.99 : x
  2. Step 2: Convert to fraction form
    5,881.28/8,828.12 = 3,546.99/x
  3. Step 3: Cross multiply
    5,881.28x = 8,828.12 × 3,546.99
  4. Step 4: Simplify right side
    5,881.28x = 31,313,262.23
  5. Step 5: Solve for x
    x = 31,313,262.23/5,881.28
  6. Step 6: Final answer
    x = 5,324.23

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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.