Home / 394,061.28-591,217.84-141,171.04

Finding the Fourth Proportional to 394,061.28, 591,217.84 and 141,171.04

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Solution

The fourth proportional to 394,061.28, 591,217.84 and 141,171.04 is: 211,801.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,061.28 : 591,217.84 = 141,171.04 : x
  2. Step 2: Convert to fraction form
    394,061.28/591,217.84 = 141,171.04/x
  3. Step 3: Cross multiply
    394,061.28x = 591,217.84 × 141,171.04
  4. Step 4: Simplify right side
    394,061.28x = 83,462,837,339.35
  5. Step 5: Solve for x
    x = 83,462,837,339.35/394,061.28
  6. Step 6: Final answer
    x = 211,801.67

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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.