Home / 516,020.32-773,723.84-196,195.61

Finding the Fourth Proportional to 516,020.32, 773,723.84 and 196,195.61

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Solution

The fourth proportional to 516,020.32, 773,723.84 and 196,195.61 is: 294,176.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,020.32 : 773,723.84 = 196,195.61 : x
  2. Step 2: Convert to fraction form
    516,020.32/773,723.84 = 196,195.61/x
  3. Step 3: Cross multiply
    516,020.32x = 773,723.84 × 196,195.61
  4. Step 4: Simplify right side
    516,020.32x = 151,801,218,465.08
  5. Step 5: Solve for x
    x = 151,801,218,465.08/516,020.32
  6. Step 6: Final answer
    x = 294,176.82

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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.