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Finding the Fourth Proportional to 460.23, 635.12 and 273.73

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Solution

The fourth proportional to 460.23, 635.12 and 273.73 is: 377.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.23 : 635.12 = 273.73 : x
  2. Step 2: Convert to fraction form
    460.23/635.12 = 273.73/x
  3. Step 3: Cross multiply
    460.23x = 635.12 × 273.73
  4. Step 4: Simplify right side
    460.23x = 173,850.49
  5. Step 5: Solve for x
    x = 173,850.49/460.23
  6. Step 6: Final answer
    x = 377.75

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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.