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Finding the Fourth Proportional to 367.36, 551.04 and 196.48

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Solution

The fourth proportional to 367.36, 551.04 and 196.48 is: 294.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.36 : 551.04 = 196.48 : x
  2. Step 2: Convert to fraction form
    367.36/551.04 = 196.48/x
  3. Step 3: Cross multiply
    367.36x = 551.04 × 196.48
  4. Step 4: Simplify right side
    367.36x = 108,268.34
  5. Step 5: Solve for x
    x = 108,268.34/367.36
  6. Step 6: Final answer
    x = 294.72

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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.