Home / 481,262.10-664,201.05-274,581.37

Finding the Fourth Proportional to 481,262.10, 664,201.05 and 274,581.37

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Solution

The fourth proportional to 481,262.10, 664,201.05 and 274,581.37 is: 378,956.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,262.10 : 664,201.05 = 274,581.37 : x
  2. Step 2: Convert to fraction form
    481,262.10/664,201.05 = 274,581.37/x
  3. Step 3: Cross multiply
    481,262.10x = 664,201.05 × 274,581.37
  4. Step 4: Simplify right side
    481,262.10x = 182,377,234,264.44
  5. Step 5: Solve for x
    x = 182,377,234,264.44/481,262.10
  6. Step 6: Final answer
    x = 378,956.15

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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.