Home / 331,204.32-457,121.61-195,230.22

Finding the Fourth Proportional to 331,204.32, 457,121.61 and 195,230.22

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Solution

The fourth proportional to 331,204.32, 457,121.61 and 195,230.22 is: 269,452.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,204.32 : 457,121.61 = 195,230.22 : x
  2. Step 2: Convert to fraction form
    331,204.32/457,121.61 = 195,230.22/x
  3. Step 3: Cross multiply
    331,204.32x = 457,121.61 × 195,230.22
  4. Step 4: Simplify right side
    331,204.32x = 89,243,952,487.05
  5. Step 5: Solve for x
    x = 89,243,952,487.05/331,204.32
  6. Step 6: Final answer
    x = 269,452.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.