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Finding the Fourth Proportional to 363.40, 501.54 and 232.49

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Solution

The fourth proportional to 363.40, 501.54 and 232.49 is: 320.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.40 : 501.54 = 232.49 : x
  2. Step 2: Convert to fraction form
    363.40/501.54 = 232.49/x
  3. Step 3: Cross multiply
    363.40x = 501.54 × 232.49
  4. Step 4: Simplify right side
    363.40x = 116,603.03
  5. Step 5: Solve for x
    x = 116,603.03/363.40
  6. Step 6: Final answer
    x = 320.87

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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.