Home / 331,087.11-456,891.62-193,292.43

Finding the Fourth Proportional to 331,087.11, 456,891.62 and 193,292.43

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Solution

The fourth proportional to 331,087.11, 456,891.62 and 193,292.43 is: 266,738.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,087.11 : 456,891.62 = 193,292.43 : x
  2. Step 2: Convert to fraction form
    331,087.11/456,891.62 = 193,292.43/x
  3. Step 3: Cross multiply
    331,087.11x = 456,891.62 × 193,292.43
  4. Step 4: Simplify right side
    331,087.11x = 88,313,690,509.97
  5. Step 5: Solve for x
    x = 88,313,690,509.97/331,087.11
  6. Step 6: Final answer
    x = 266,738.53

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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.