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Finding the Fourth Proportional to 429.97, 593.33 and 243.44

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Solution

The fourth proportional to 429.97, 593.33 and 243.44 is: 335.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    429.97 : 593.33 = 243.44 : x
  2. Step 2: Convert to fraction form
    429.97/593.33 = 243.44/x
  3. Step 3: Cross multiply
    429.97x = 593.33 × 243.44
  4. Step 4: Simplify right side
    429.97x = 144,440.26
  5. Step 5: Solve for x
    x = 144,440.26/429.97
  6. Step 6: Final answer
    x = 335.93

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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.