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Finding the Fourth Proportional to 6.29, 8.67 and 5.93

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Solution

The fourth proportional to 6.29, 8.67 and 5.93 is: 8.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6.29 : 8.67 = 5.93 : x
  2. Step 2: Convert to fraction form
    6.29/8.67 = 5.93/x
  3. Step 3: Cross multiply
    6.29x = 8.67 × 5.93
  4. Step 4: Simplify right side
    6.29x = 51.41
  5. Step 5: Solve for x
    x = 51.41/6.29
  6. Step 6: Final answer
    x = 8.17

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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.