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Finding the Fourth Proportional to 460.36, 635.29 and 273.86

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Solution

The fourth proportional to 460.36, 635.29 and 273.86 is: 377.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.36 : 635.29 = 273.86 : x
  2. Step 2: Convert to fraction form
    460.36/635.29 = 273.86/x
  3. Step 3: Cross multiply
    460.36x = 635.29 × 273.86
  4. Step 4: Simplify right side
    460.36x = 173,977.34
  5. Step 5: Solve for x
    x = 173,977.34/460.36
  6. Step 6: Final answer
    x = 377.92

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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.