Home / 394,353.45-591,293.70-180,853.92

Finding the Fourth Proportional to 394,353.45, 591,293.70 and 180,853.92

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Solution

The fourth proportional to 394,353.45, 591,293.70 and 180,853.92 is: 271,172.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,353.45 : 591,293.70 = 180,853.92 : x
  2. Step 2: Convert to fraction form
    394,353.45/591,293.70 = 180,853.92/x
  3. Step 3: Cross multiply
    394,353.45x = 591,293.70 × 180,853.92
  4. Step 4: Simplify right side
    394,353.45x = 106,937,783,516.30
  5. Step 5: Solve for x
    x = 106,937,783,516.30/394,353.45
  6. Step 6: Final answer
    x = 271,172.43

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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.