Home / 394,245.27-591,154.85-124,322.49

Finding the Fourth Proportional to 394,245.27, 591,154.85 and 124,322.49

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Solution

The fourth proportional to 394,245.27, 591,154.85 and 124,322.49 is: 186,416.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,245.27 : 591,154.85 = 124,322.49 : x
  2. Step 2: Convert to fraction form
    394,245.27/591,154.85 = 124,322.49/x
  3. Step 3: Cross multiply
    394,245.27x = 591,154.85 × 124,322.49
  4. Step 4: Simplify right side
    394,245.27x = 73,493,842,305.96
  5. Step 5: Solve for x
    x = 73,493,842,305.96/394,245.27
  6. Step 6: Final answer
    x = 186,416.55

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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.