Home / 394,733.67-591,873.86-154,566.38

Finding the Fourth Proportional to 394,733.67, 591,873.86 and 154,566.38

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Solution

The fourth proportional to 394,733.67, 591,873.86 and 154,566.38 is: 231,760.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,733.67 : 591,873.86 = 154,566.38 : x
  2. Step 2: Convert to fraction form
    394,733.67/591,873.86 = 154,566.38/x
  3. Step 3: Cross multiply
    394,733.67x = 591,873.86 × 154,566.38
  4. Step 4: Simplify right side
    394,733.67x = 91,483,798,058.92
  5. Step 5: Solve for x
    x = 91,483,798,058.92/394,733.67
  6. Step 6: Final answer
    x = 231,760.82

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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.