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Finding the Fourth Proportional to 322,361.39, 444,839.16 and 179,116.53

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Solution

The fourth proportional to 322,361.39, 444,839.16 and 179,116.53 is: 247,169.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,361.39 : 444,839.16 = 179,116.53 : x
  2. Step 2: Convert to fraction form
    322,361.39/444,839.16 = 179,116.53/x
  3. Step 3: Cross multiply
    322,361.39x = 444,839.16 × 179,116.53
  4. Step 4: Simplify right side
    322,361.39x = 79,678,046,747.31
  5. Step 5: Solve for x
    x = 79,678,046,747.31/322,361.39
  6. Step 6: Final answer
    x = 247,169.95

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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.