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Finding the Fourth Proportional to 361.56, 497.82 and 360.48

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Solution

The fourth proportional to 361.56, 497.82 and 360.48 is: 496.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.56 : 497.82 = 360.48 : x
  2. Step 2: Convert to fraction form
    361.56/497.82 = 360.48/x
  3. Step 3: Cross multiply
    361.56x = 497.82 × 360.48
  4. Step 4: Simplify right side
    361.56x = 179,454.15
  5. Step 5: Solve for x
    x = 179,454.15/361.56
  6. Step 6: Final answer
    x = 496.33

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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.