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Finding the Fourth Proportional to 367.15, 550.26 and 357.58

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Solution

The fourth proportional to 367.15, 550.26 and 357.58 is: 535.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.15 : 550.26 = 357.58 : x
  2. Step 2: Convert to fraction form
    367.15/550.26 = 357.58/x
  3. Step 3: Cross multiply
    367.15x = 550.26 × 357.58
  4. Step 4: Simplify right side
    367.15x = 196,761.97
  5. Step 5: Solve for x
    x = 196,761.97/367.15
  6. Step 6: Final answer
    x = 535.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.