Home / 538,080.12-806,839.92-200,843.46

Finding the Fourth Proportional to 538,080.12, 806,839.92 and 200,843.46

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Solution

The fourth proportional to 538,080.12, 806,839.92 and 200,843.46 is: 301,160.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,080.12 : 806,839.92 = 200,843.46 : x
  2. Step 2: Convert to fraction form
    538,080.12/806,839.92 = 200,843.46/x
  3. Step 3: Cross multiply
    538,080.12x = 806,839.92 × 200,843.46
  4. Step 4: Simplify right side
    538,080.12x = 162,048,521,198.92
  5. Step 5: Solve for x
    x = 162,048,521,198.92/538,080.12
  6. Step 6: Final answer
    x = 301,160.58

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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.