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Finding the Fourth Proportional to 5.96, 8.19 and 5.08

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Solution

The fourth proportional to 5.96, 8.19 and 5.08 is: 6.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.96 : 8.19 = 5.08 : x
  2. Step 2: Convert to fraction form
    5.96/8.19 = 5.08/x
  3. Step 3: Cross multiply
    5.96x = 8.19 × 5.08
  4. Step 4: Simplify right side
    5.96x = 41.56
  5. Step 5: Solve for x
    x = 41.56/5.96
  6. Step 6: Final answer
    x = 6.98

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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.