Home / 263,182.86-394,005.18-196,012.80

Finding the Fourth Proportional to 263,182.86, 394,005.18 and 196,012.80

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Solution

The fourth proportional to 263,182.86, 394,005.18 and 196,012.80 is: 293,446.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,182.86 : 394,005.18 = 196,012.80 : x
  2. Step 2: Convert to fraction form
    263,182.86/394,005.18 = 196,012.80/x
  3. Step 3: Cross multiply
    263,182.86x = 394,005.18 × 196,012.80
  4. Step 4: Simplify right side
    263,182.86x = 77,230,058,546.30
  5. Step 5: Solve for x
    x = 77,230,058,546.30/263,182.86
  6. Step 6: Final answer
    x = 293,446.38

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1.5x scale

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.