Home / 284,923.40-394,992.34-269,755.34

Finding the Fourth Proportional to 284,923.40, 394,992.34 and 269,755.34

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Solution

The fourth proportional to 284,923.40, 394,992.34 and 269,755.34 is: 373,964.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,923.40 : 394,992.34 = 269,755.34 : x
  2. Step 2: Convert to fraction form
    284,923.40/394,992.34 = 269,755.34/x
  3. Step 3: Cross multiply
    284,923.40x = 394,992.34 × 269,755.34
  4. Step 4: Simplify right side
    284,923.40x = 106,551,290,324.75
  5. Step 5: Solve for x
    x = 106,551,290,324.75/284,923.40
  6. Step 6: Final answer
    x = 373,964.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.