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Finding the Fourth Proportional to 363.23, 544.93 and 170.63

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Solution

The fourth proportional to 363.23, 544.93 and 170.63 is: 255.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.23 : 544.93 = 170.63 : x
  2. Step 2: Convert to fraction form
    363.23/544.93 = 170.63/x
  3. Step 3: Cross multiply
    363.23x = 544.93 × 170.63
  4. Step 4: Simplify right side
    363.23x = 92,978.68
  5. Step 5: Solve for x
    x = 92,978.68/363.23
  6. Step 6: Final answer
    x = 255.98

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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.