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Finding the Fourth Proportional to 6.05, 8.34 and 4.83

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Solution

The fourth proportional to 6.05, 8.34 and 4.83 is: 6.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6.05 : 8.34 = 4.83 : x
  2. Step 2: Convert to fraction form
    6.05/8.34 = 4.83/x
  3. Step 3: Cross multiply
    6.05x = 8.34 × 4.83
  4. Step 4: Simplify right side
    6.05x = 40.28
  5. Step 5: Solve for x
    x = 40.28/6.05
  6. Step 6: Final answer
    x = 6.66

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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.