Home / 481,267.89-722,611.49-268,451.59

Finding the Fourth Proportional to 481,267.89, 722,611.49 and 268,451.59

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Solution

The fourth proportional to 481,267.89, 722,611.49 and 268,451.59 is: 403,073.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,267.89 : 722,611.49 = 268,451.59 : x
  2. Step 2: Convert to fraction form
    481,267.89/722,611.49 = 268,451.59/x
  3. Step 3: Cross multiply
    481,267.89x = 722,611.49 × 268,451.59
  4. Step 4: Simplify right side
    481,267.89x = 193,986,203,442.77
  5. Step 5: Solve for x
    x = 193,986,203,442.77/481,267.89
  6. Step 6: Final answer
    x = 403,073.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.