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Finding the Fourth Proportional to 369.26, 553.89 and 224.94

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Solution

The fourth proportional to 369.26, 553.89 and 224.94 is: 337.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    369.26 : 553.89 = 224.94 : x
  2. Step 2: Convert to fraction form
    369.26/553.89 = 224.94/x
  3. Step 3: Cross multiply
    369.26x = 553.89 × 224.94
  4. Step 4: Simplify right side
    369.26x = 124,592.02
  5. Step 5: Solve for x
    x = 124,592.02/369.26
  6. Step 6: Final answer
    x = 337.41

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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.