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Finding the Fourth Proportional to 9.27, 12.79 and 6.03

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Solution

The fourth proportional to 9.27, 12.79 and 6.03 is: 8.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9.27 : 12.79 = 6.03 : x
  2. Step 2: Convert to fraction form
    9.27/12.79 = 6.03/x
  3. Step 3: Cross multiply
    9.27x = 12.79 × 6.03
  4. Step 4: Simplify right side
    9.27x = 77.12
  5. Step 5: Solve for x
    x = 77.12/9.27
  6. Step 6: Final answer
    x = 8.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.