Home / 526,964.97-790,201.41-189,961.23

Finding the Fourth Proportional to 526,964.97, 790,201.41 and 189,961.23

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Solution

The fourth proportional to 526,964.97, 790,201.41 and 189,961.23 is: 284,853.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,964.97 : 790,201.41 = 189,961.23 : x
  2. Step 2: Convert to fraction form
    526,964.97/790,201.41 = 189,961.23/x
  3. Step 3: Cross multiply
    526,964.97x = 790,201.41 × 189,961.23
  4. Step 4: Simplify right side
    526,964.97x = 150,107,631,791.33
  5. Step 5: Solve for x
    x = 150,107,631,791.33/526,964.97
  6. Step 6: Final answer
    x = 284,853.15

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1.5x scale

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.