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Finding the Fourth Proportional to 371.52, 555.93 and 224.73

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Solution

The fourth proportional to 371.52, 555.93 and 224.73 is: 336.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    371.52 : 555.93 = 224.73 : x
  2. Step 2: Convert to fraction form
    371.52/555.93 = 224.73/x
  3. Step 3: Cross multiply
    371.52x = 555.93 × 224.73
  4. Step 4: Simplify right side
    371.52x = 124,934.15
  5. Step 5: Solve for x
    x = 124,934.15/371.52
  6. Step 6: Final answer
    x = 336.28

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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.