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Finding the Fourth Proportional to 441.33, 608.15 and 371.27

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Solution

The fourth proportional to 441.33, 608.15 and 371.27 is: 511.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.33 : 608.15 = 371.27 : x
  2. Step 2: Convert to fraction form
    441.33/608.15 = 371.27/x
  3. Step 3: Cross multiply
    441.33x = 608.15 × 371.27
  4. Step 4: Simplify right side
    441.33x = 225,782.95
  5. Step 5: Solve for x
    x = 225,782.95/441.33
  6. Step 6: Final answer
    x = 511.60

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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.