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Finding the Fourth Proportional to 5.99, 8.98 and 1.92

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Solution

The fourth proportional to 5.99, 8.98 and 1.92 is: 2.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.99 : 8.98 = 1.92 : x
  2. Step 2: Convert to fraction form
    5.99/8.98 = 1.92/x
  3. Step 3: Cross multiply
    5.99x = 8.98 × 1.92
  4. Step 4: Simplify right side
    5.99x = 17.25
  5. Step 5: Solve for x
    x = 17.25/5.99
  6. Step 6: Final answer
    x = 2.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.