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Finding the Fourth Proportional to 363.34, 544.62 and 158.02

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Solution

The fourth proportional to 363.34, 544.62 and 158.02 is: 236.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.34 : 544.62 = 158.02 : x
  2. Step 2: Convert to fraction form
    363.34/544.62 = 158.02/x
  3. Step 3: Cross multiply
    363.34x = 544.62 × 158.02
  4. Step 4: Simplify right side
    363.34x = 86,060.85
  5. Step 5: Solve for x
    x = 86,060.85/363.34
  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.