Home / 274,524.86-378,578.14-214,073.44

Finding the Fourth Proportional to 274,524.86, 378,578.14 and 214,073.44

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Solution

The fourth proportional to 274,524.86, 378,578.14 and 214,073.44 is: 295,213.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,524.86 : 378,578.14 = 214,073.44 : x
  2. Step 2: Convert to fraction form
    274,524.86/378,578.14 = 214,073.44/x
  3. Step 3: Cross multiply
    274,524.86x = 378,578.14 × 214,073.44
  4. Step 4: Simplify right side
    274,524.86x = 81,043,524,738.60
  5. Step 5: Solve for x
    x = 81,043,524,738.60/274,524.86
  6. Step 6: Final answer
    x = 295,213.79

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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.