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Finding the Fourth Proportional to 604.44, 833.52 and 405.33

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Solution

The fourth proportional to 604.44, 833.52 and 405.33 is: 558.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.44 : 833.52 = 405.33 : x
  2. Step 2: Convert to fraction form
    604.44/833.52 = 405.33/x
  3. Step 3: Cross multiply
    604.44x = 833.52 × 405.33
  4. Step 4: Simplify right side
    604.44x = 337,850.66
  5. Step 5: Solve for x
    x = 337,850.66/604.44
  6. Step 6: Final answer
    x = 558.95

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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.