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Finding the Fourth Proportional to 441.26, 608.89 and 264.18

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Solution

The fourth proportional to 441.26, 608.89 and 264.18 is: 364.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.26 : 608.89 = 264.18 : x
  2. Step 2: Convert to fraction form
    441.26/608.89 = 264.18/x
  3. Step 3: Cross multiply
    441.26x = 608.89 × 264.18
  4. Step 4: Simplify right side
    441.26x = 160,856.56
  5. Step 5: Solve for x
    x = 160,856.56/441.26
  6. Step 6: Final answer
    x = 364.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.