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Finding the Fourth Proportional to 5.89, 8.83 and 2.28

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Solution

The fourth proportional to 5.89, 8.83 and 2.28 is: 3.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.89 : 8.83 = 2.28 : x
  2. Step 2: Convert to fraction form
    5.89/8.83 = 2.28/x
  3. Step 3: Cross multiply
    5.89x = 8.83 × 2.28
  4. Step 4: Simplify right side
    5.89x = 20.11
  5. Step 5: Solve for x
    x = 20.11/5.89
  6. Step 6: Final answer
    x = 3.42

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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.