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Finding the Fourth Proportional to 362.33, 543.43 and 226.25

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Solution

The fourth proportional to 362.33, 543.43 and 226.25 is: 339.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.33 : 543.43 = 226.25 : x
  2. Step 2: Convert to fraction form
    362.33/543.43 = 226.25/x
  3. Step 3: Cross multiply
    362.33x = 543.43 × 226.25
  4. Step 4: Simplify right side
    362.33x = 122,950.47
  5. Step 5: Solve for x
    x = 122,950.47/362.33
  6. Step 6: Final answer
    x = 339.33

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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.