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Finding the Fourth Proportional to 5.05, 7.53 and 4.44

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Solution

The fourth proportional to 5.05, 7.53 and 4.44 is: 6.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.05 : 7.53 = 4.44 : x
  2. Step 2: Convert to fraction form
    5.05/7.53 = 4.44/x
  3. Step 3: Cross multiply
    5.05x = 7.53 × 4.44
  4. Step 4: Simplify right side
    5.05x = 33.43
  5. Step 5: Solve for x
    x = 33.43/5.05
  6. Step 6: Final answer
    x = 6.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.