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Finding the Fourth Proportional to 363.37, 501.46 and 197.59

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Solution

The fourth proportional to 363.37, 501.46 and 197.59 is: 272.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.37 : 501.46 = 197.59 : x
  2. Step 2: Convert to fraction form
    363.37/501.46 = 197.59/x
  3. Step 3: Cross multiply
    363.37x = 501.46 × 197.59
  4. Step 4: Simplify right side
    363.37x = 99,083.48
  5. Step 5: Solve for x
    x = 99,083.48/363.37
  6. Step 6: Final answer
    x = 272.68

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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.