Home / 394,606.86-591,764.13-141,819.27

Finding the Fourth Proportional to 394,606.86, 591,764.13 and 141,819.27

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Solution

The fourth proportional to 394,606.86, 591,764.13 and 141,819.27 is: 212,676.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,606.86 : 591,764.13 = 141,819.27 : x
  2. Step 2: Convert to fraction form
    394,606.86/591,764.13 = 141,819.27/x
  3. Step 3: Cross multiply
    394,606.86x = 591,764.13 × 141,819.27
  4. Step 4: Simplify right side
    394,606.86x = 83,923,556,928.79
  5. Step 5: Solve for x
    x = 83,923,556,928.79/394,606.86
  6. Step 6: Final answer
    x = 212,676.38

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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.