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Finding the Fourth Proportional to 459.44, 634.03 and 273.04

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Solution

The fourth proportional to 459.44, 634.03 and 273.04 is: 376.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    459.44 : 634.03 = 273.04 : x
  2. Step 2: Convert to fraction form
    459.44/634.03 = 273.04/x
  3. Step 3: Cross multiply
    459.44x = 634.03 × 273.04
  4. Step 4: Simplify right side
    459.44x = 173,113.28
  5. Step 5: Solve for x
    x = 173,113.28/459.44
  6. Step 6: Final answer
    x = 376.79

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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.