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Finding the Fourth Proportional to 369.41, 553.79 and 224.82

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Solution

The fourth proportional to 369.41, 553.79 and 224.82 is: 337.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    369.41 : 553.79 = 224.82 : x
  2. Step 2: Convert to fraction form
    369.41/553.79 = 224.82/x
  3. Step 3: Cross multiply
    369.41x = 553.79 × 224.82
  4. Step 4: Simplify right side
    369.41x = 124,501.94
  5. Step 5: Solve for x
    x = 124,501.94/369.41
  6. Step 6: Final answer
    x = 337.03

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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.