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Finding the Fourth Proportional to 367.53, 553.93 and 363.88

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Solution

The fourth proportional to 367.53, 553.93 and 363.88 is: 548.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.53 : 553.93 = 363.88 : x
  2. Step 2: Convert to fraction form
    367.53/553.93 = 363.88/x
  3. Step 3: Cross multiply
    367.53x = 553.93 × 363.88
  4. Step 4: Simplify right side
    367.53x = 201,564.05
  5. Step 5: Solve for x
    x = 201,564.05/367.53
  6. Step 6: Final answer
    x = 548.43

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.