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Finding the Fourth Proportional to 367.24, 551.19 and 204.70

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Solution

The fourth proportional to 367.24, 551.19 and 204.70 is: 307.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.24 : 551.19 = 204.70 : x
  2. Step 2: Convert to fraction form
    367.24/551.19 = 204.70/x
  3. Step 3: Cross multiply
    367.24x = 551.19 × 204.70
  4. Step 4: Simplify right side
    367.24x = 112,828.59
  5. Step 5: Solve for x
    x = 112,828.59/367.24
  6. Step 6: Final answer
    x = 307.23

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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.