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Finding the Fourth Proportional to 0.96, 1.44 and 0.88

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Solution

The fourth proportional to 0.96, 1.44 and 0.88 is: 1.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    0.96 : 1.44 = 0.88 : x
  2. Step 2: Convert to fraction form
    0.96/1.44 = 0.88/x
  3. Step 3: Cross multiply
    0.96x = 1.44 × 0.88
  4. Step 4: Simplify right side
    0.96x = 1.26
  5. Step 5: Solve for x
    x = 1.26/0.96
  6. Step 6: Final answer
    x = 1.32

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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.