Home / 481,414.19-664,361.60-263,631.92

Finding the Fourth Proportional to 481,414.19, 664,361.60 and 263,631.92

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Solution

The fourth proportional to 481,414.19, 664,361.60 and 263,631.92 is: 363,817.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,414.19 : 664,361.60 = 263,631.92 : x
  2. Step 2: Convert to fraction form
    481,414.19/664,361.60 = 263,631.92/x
  3. Step 3: Cross multiply
    481,414.19x = 664,361.60 × 263,631.92
  4. Step 4: Simplify right side
    481,414.19x = 175,146,919,542.30
  5. Step 5: Solve for x
    x = 175,146,919,542.30/481,414.19
  6. Step 6: Final answer
    x = 363,817.53

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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.