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Finding the Fourth Proportional to 7.32, 10.97 and 6.14

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Solution

The fourth proportional to 7.32, 10.97 and 6.14 is: 9.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7.32 : 10.97 = 6.14 : x
  2. Step 2: Convert to fraction form
    7.32/10.97 = 6.14/x
  3. Step 3: Cross multiply
    7.32x = 10.97 × 6.14
  4. Step 4: Simplify right side
    7.32x = 67.36
  5. Step 5: Solve for x
    x = 67.36/7.32
  6. Step 6: Final answer
    x = 9.20

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Why These Related Problems?

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