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Finding the Fourth Proportional to 375.46, 517.89 and 244.42

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Solution

The fourth proportional to 375.46, 517.89 and 244.42 is: 337.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.46 : 517.89 = 244.42 : x
  2. Step 2: Convert to fraction form
    375.46/517.89 = 244.42/x
  3. Step 3: Cross multiply
    375.46x = 517.89 × 244.42
  4. Step 4: Simplify right side
    375.46x = 126,582.67
  5. Step 5: Solve for x
    x = 126,582.67/375.46
  6. Step 6: Final answer
    x = 337.14

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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.