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Finding the Fourth Proportional to 433.97, 598.82 and 254.46

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Solution

The fourth proportional to 433.97, 598.82 and 254.46 is: 351.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.97 : 598.82 = 254.46 : x
  2. Step 2: Convert to fraction form
    433.97/598.82 = 254.46/x
  3. Step 3: Cross multiply
    433.97x = 598.82 × 254.46
  4. Step 4: Simplify right side
    433.97x = 152,374.46
  5. Step 5: Solve for x
    x = 152,374.46/433.97
  6. Step 6: Final answer
    x = 351.12

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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.