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Finding the Fourth Proportional to 363.41, 544.79 and 158.01

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Solution

The fourth proportional to 363.41, 544.79 and 158.01 is: 236.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.41 : 544.79 = 158.01 : x
  2. Step 2: Convert to fraction form
    363.41/544.79 = 158.01/x
  3. Step 3: Cross multiply
    363.41x = 544.79 × 158.01
  4. Step 4: Simplify right side
    363.41x = 86,078.75
  5. Step 5: Solve for x
    x = 86,078.75/363.41
  6. Step 6: Final answer
    x = 236.86

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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.