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Finding the Fourth Proportional to 309.26, 464.43 and 244.33

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Solution

The fourth proportional to 309.26, 464.43 and 244.33 is: 366.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    309.26 : 464.43 = 244.33 : x
  2. Step 2: Convert to fraction form
    309.26/464.43 = 244.33/x
  3. Step 3: Cross multiply
    309.26x = 464.43 × 244.33
  4. Step 4: Simplify right side
    309.26x = 113,471.86
  5. Step 5: Solve for x
    x = 113,471.86/309.26
  6. Step 6: Final answer
    x = 366.91

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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.