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Finding the Fourth Proportional to 332.29, 497.81 and 167.56

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Solution

The fourth proportional to 332.29, 497.81 and 167.56 is: 251.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.29 : 497.81 = 167.56 : x
  2. Step 2: Convert to fraction form
    332.29/497.81 = 167.56/x
  3. Step 3: Cross multiply
    332.29x = 497.81 × 167.56
  4. Step 4: Simplify right side
    332.29x = 83,413.04
  5. Step 5: Solve for x
    x = 83,413.04/332.29
  6. Step 6: Final answer
    x = 251.02

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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.