Home / 541,192.05-746,924.27-311,704.65

Finding the Fourth Proportional to 541,192.05, 746,924.27 and 311,704.65

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Solution

The fourth proportional to 541,192.05, 746,924.27 and 311,704.65 is: 430,198.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,192.05 : 746,924.27 = 311,704.65 : x
  2. Step 2: Convert to fraction form
    541,192.05/746,924.27 = 311,704.65/x
  3. Step 3: Cross multiply
    541,192.05x = 746,924.27 × 311,704.65
  4. Step 4: Simplify right side
    541,192.05x = 232,819,766,598.33
  5. Step 5: Solve for x
    x = 232,819,766,598.33/541,192.05
  6. Step 6: Final answer
    x = 430,198.05

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Double scale
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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.