Home / 331,244.94-457,120.21-188,007.38

Finding the Fourth Proportional to 331,244.94, 457,120.21 and 188,007.38

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Solution

The fourth proportional to 331,244.94, 457,120.21 and 188,007.38 is: 259,451.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,244.94 : 457,120.21 = 188,007.38 : x
  2. Step 2: Convert to fraction form
    331,244.94/457,120.21 = 188,007.38/x
  3. Step 3: Cross multiply
    331,244.94x = 457,120.21 × 188,007.38
  4. Step 4: Simplify right side
    331,244.94x = 85,941,972,338.24
  5. Step 5: Solve for x
    x = 85,941,972,338.24/331,244.94
  6. Step 6: Final answer
    x = 259,451.42

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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.