Home / 331,176.21-457,082.81-195,202.22

Finding the Fourth Proportional to 331,176.21, 457,082.81 and 195,202.22

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Solution

The fourth proportional to 331,176.21, 457,082.81 and 195,202.22 is: 269,414.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,176.21 : 457,082.81 = 195,202.22 : x
  2. Step 2: Convert to fraction form
    331,176.21/457,082.81 = 195,202.22/x
  3. Step 3: Cross multiply
    331,176.21x = 457,082.81 × 195,202.22
  4. Step 4: Simplify right side
    331,176.21x = 89,223,580,375.52
  5. Step 5: Solve for x
    x = 89,223,580,375.52/331,176.21
  6. Step 6: Final answer
    x = 269,414.22

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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.