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Finding the Fourth Proportional to 2.88, 4.33 and 2.41

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Solution

The fourth proportional to 2.88, 4.33 and 2.41 is: 3.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2.88 : 4.33 = 2.41 : x
  2. Step 2: Convert to fraction form
    2.88/4.33 = 2.41/x
  3. Step 3: Cross multiply
    2.88x = 4.33 × 2.41
  4. Step 4: Simplify right side
    2.88x = 10.44
  5. Step 5: Solve for x
    x = 10.44/2.88
  6. Step 6: Final answer
    x = 3.62

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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.