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Finding the Fourth Proportional to 375.44, 562.34 and 238.24

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Solution

The fourth proportional to 375.44, 562.34 and 238.24 is: 356.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.44 : 562.34 = 238.24 : x
  2. Step 2: Convert to fraction form
    375.44/562.34 = 238.24/x
  3. Step 3: Cross multiply
    375.44x = 562.34 × 238.24
  4. Step 4: Simplify right side
    375.44x = 133,973.18
  5. Step 5: Solve for x
    x = 133,973.18/375.44
  6. Step 6: Final answer
    x = 356.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.