Home / 481,276.50-722,624.42-268,460.21

Finding the Fourth Proportional to 481,276.50, 722,624.42 and 268,460.21

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Solution

The fourth proportional to 481,276.50, 722,624.42 and 268,460.21 is: 403,086.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,276.50 : 722,624.42 = 268,460.21 : x
  2. Step 2: Convert to fraction form
    481,276.50/722,624.42 = 268,460.21/x
  3. Step 3: Cross multiply
    481,276.50x = 722,624.42 × 268,460.21
  4. Step 4: Simplify right side
    481,276.50x = 193,995,902,202.03
  5. Step 5: Solve for x
    x = 193,995,902,202.03/481,276.50
  6. Step 6: Final answer
    x = 403,086.17

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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.