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Finding the Fourth Proportional to 4.54, 6.81 and 3.04

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Solution

The fourth proportional to 4.54, 6.81 and 3.04 is: 4.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4.54 : 6.81 = 3.04 : x
  2. Step 2: Convert to fraction form
    4.54/6.81 = 3.04/x
  3. Step 3: Cross multiply
    4.54x = 6.81 × 3.04
  4. Step 4: Simplify right side
    4.54x = 20.70
  5. Step 5: Solve for x
    x = 20.70/4.54
  6. Step 6: Final answer
    x = 4.56

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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.