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Finding the Fourth Proportional to 460.33, 634.99 and 273.53

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Solution

The fourth proportional to 460.33, 634.99 and 273.53 is: 377.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.33 : 634.99 = 273.53 : x
  2. Step 2: Convert to fraction form
    460.33/634.99 = 273.53/x
  3. Step 3: Cross multiply
    460.33x = 634.99 × 273.53
  4. Step 4: Simplify right side
    460.33x = 173,686.66
  5. Step 5: Solve for x
    x = 173,686.66/460.33
  6. Step 6: Final answer
    x = 377.31

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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.