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Finding the Fourth Proportional to 9.44, 14.17 and 6.46

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Solution

The fourth proportional to 9.44, 14.17 and 6.46 is: 9.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9.44 : 14.17 = 6.46 : x
  2. Step 2: Convert to fraction form
    9.44/14.17 = 6.46/x
  3. Step 3: Cross multiply
    9.44x = 14.17 × 6.46
  4. Step 4: Simplify right side
    9.44x = 91.54
  5. Step 5: Solve for x
    x = 91.54/9.44
  6. Step 6: Final answer
    x = 9.70

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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.