Home / 348,997.20-481,618.44-198,096.72

Finding the Fourth Proportional to 348,997.20, 481,618.44 and 198,096.72

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Solution

The fourth proportional to 348,997.20, 481,618.44 and 198,096.72 is: 273,374.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,997.20 : 481,618.44 = 198,096.72 : x
  2. Step 2: Convert to fraction form
    348,997.20/481,618.44 = 198,096.72/x
  3. Step 3: Cross multiply
    348,997.20x = 481,618.44 × 198,096.72
  4. Step 4: Simplify right side
    348,997.20x = 95,407,033,255.52
  5. Step 5: Solve for x
    x = 95,407,033,255.52/348,997.20
  6. Step 6: Final answer
    x = 273,374.78

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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.