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Finding the Fourth Proportional to 537.88, 742.44 and 363.22

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Solution

The fourth proportional to 537.88, 742.44 and 363.22 is: 501.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.88 : 742.44 = 363.22 : x
  2. Step 2: Convert to fraction form
    537.88/742.44 = 363.22/x
  3. Step 3: Cross multiply
    537.88x = 742.44 × 363.22
  4. Step 4: Simplify right side
    537.88x = 269,669.06
  5. Step 5: Solve for x
    x = 269,669.06/537.88
  6. Step 6: Final answer
    x = 501.36

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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.