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Finding the Fourth Proportional to 369.44, 553.17 and 295.97

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Solution

The fourth proportional to 369.44, 553.17 and 295.97 is: 443.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    369.44 : 553.17 = 295.97 : x
  2. Step 2: Convert to fraction form
    369.44/553.17 = 295.97/x
  3. Step 3: Cross multiply
    369.44x = 553.17 × 295.97
  4. Step 4: Simplify right side
    369.44x = 163,721.72
  5. Step 5: Solve for x
    x = 163,721.72/369.44
  6. Step 6: Final answer
    x = 443.16

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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.