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Finding the Fourth Proportional to 6.15, 9.17 and 6.03

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Solution

The fourth proportional to 6.15, 9.17 and 6.03 is: 8.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6.15 : 9.17 = 6.03 : x
  2. Step 2: Convert to fraction form
    6.15/9.17 = 6.03/x
  3. Step 3: Cross multiply
    6.15x = 9.17 × 6.03
  4. Step 4: Simplify right side
    6.15x = 55.26
  5. Step 5: Solve for x
    x = 55.26/6.15
  6. Step 6: Final answer
    x = 8.99

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