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Finding the Fourth Proportional to 5.01, 7.48 and 4.48

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Solution

The fourth proportional to 5.01, 7.48 and 4.48 is: 6.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.01 : 7.48 = 4.48 : x
  2. Step 2: Convert to fraction form
    5.01/7.48 = 4.48/x
  3. Step 3: Cross multiply
    5.01x = 7.48 × 4.48
  4. Step 4: Simplify right side
    5.01x = 33.49
  5. Step 5: Solve for x
    x = 33.49/5.01
  6. Step 6: Final answer
    x = 6.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.