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Finding the Fourth Proportional to 2.28, 3.41 and 0.94

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Solution

The fourth proportional to 2.28, 3.41 and 0.94 is: 1.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2.28 : 3.41 = 0.94 : x
  2. Step 2: Convert to fraction form
    2.28/3.41 = 0.94/x
  3. Step 3: Cross multiply
    2.28x = 3.41 × 0.94
  4. Step 4: Simplify right side
    2.28x = 3.20
  5. Step 5: Solve for x
    x = 3.20/2.28
  6. Step 6: Final answer
    x = 1.41

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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.