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Finding the Fourth Proportional to 4.04, 6.00 and 3.98

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Solution

The fourth proportional to 4.04, 6.00 and 3.98 is: 5.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4.04 : 6.00 = 3.98 : x
  2. Step 2: Convert to fraction form
    4.04/6.00 = 3.98/x
  3. Step 3: Cross multiply
    4.04x = 6.00 × 3.98
  4. Step 4: Simplify right side
    4.04x = 23.83
  5. Step 5: Solve for x
    x = 23.83/4.04
  6. Step 6: Final answer
    x = 5.91

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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.