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Finding the Fourth Proportional to 6.44, 8.88 and 4.62

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Solution

The fourth proportional to 6.44, 8.88 and 4.62 is: 6.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6.44 : 8.88 = 4.62 : x
  2. Step 2: Convert to fraction form
    6.44/8.88 = 4.62/x
  3. Step 3: Cross multiply
    6.44x = 8.88 × 4.62
  4. Step 4: Simplify right side
    6.44x = 41.08
  5. Step 5: Solve for x
    x = 41.08/6.44
  6. Step 6: Final answer
    x = 6.38

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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.