Home / 481,261.38-722,601.73-268,445.10

Finding the Fourth Proportional to 481,261.38, 722,601.73 and 268,445.10

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Solution

The fourth proportional to 481,261.38, 722,601.73 and 268,445.10 is: 403,063.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,261.38 : 722,601.73 = 268,445.10 : x
  2. Step 2: Convert to fraction form
    481,261.38/722,601.73 = 268,445.10/x
  3. Step 3: Cross multiply
    481,261.38x = 722,601.73 × 268,445.10
  4. Step 4: Simplify right side
    481,261.38x = 193,978,893,670.02
  5. Step 5: Solve for x
    x = 193,978,893,670.02/481,261.38
  6. Step 6: Final answer
    x = 403,063.49

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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.