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Finding the Fourth Proportional to 460.12, 634.98 and 263.74

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Solution

The fourth proportional to 460.12, 634.98 and 263.74 is: 363.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.12 : 634.98 = 263.74 : x
  2. Step 2: Convert to fraction form
    460.12/634.98 = 263.74/x
  3. Step 3: Cross multiply
    460.12x = 634.98 × 263.74
  4. Step 4: Simplify right side
    460.12x = 167,469.63
  5. Step 5: Solve for x
    x = 167,469.63/460.12
  6. Step 6: Final answer
    x = 363.97

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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.