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Finding the Fourth Proportional to 460.02, 634.68 and 273.39

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Solution

The fourth proportional to 460.02, 634.68 and 273.39 is: 377.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.02 : 634.68 = 273.39 : x
  2. Step 2: Convert to fraction form
    460.02/634.68 = 273.39/x
  3. Step 3: Cross multiply
    460.02x = 634.68 × 273.39
  4. Step 4: Simplify right side
    460.02x = 173,515.17
  5. Step 5: Solve for x
    x = 173,515.17/460.02
  6. Step 6: Final answer
    x = 377.19

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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.