Home / 394,541.04-591,960.54-236,879.40

Finding the Fourth Proportional to 394,541.04, 591,960.54 and 236,879.40

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Solution

The fourth proportional to 394,541.04, 591,960.54 and 236,879.40 is: 355,408.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,541.04 : 591,960.54 = 236,879.40 : x
  2. Step 2: Convert to fraction form
    394,541.04/591,960.54 = 236,879.40/x
  3. Step 3: Cross multiply
    394,541.04x = 591,960.54 × 236,879.40
  4. Step 4: Simplify right side
    394,541.04x = 140,223,257,538.88
  5. Step 5: Solve for x
    x = 140,223,257,538.88/394,541.04
  6. Step 6: Final answer
    x = 355,408.55

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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.