Home / 863,992.05-1,192,375.94-476,883.33

Finding the Fourth Proportional to 863,992.05, 1,192,375.94 and 476,883.33

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Solution

The fourth proportional to 863,992.05, 1,192,375.94 and 476,883.33 is: 658,135.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,992.05 : 1,192,375.94 = 476,883.33 : x
  2. Step 2: Convert to fraction form
    863,992.05/1,192,375.94 = 476,883.33/x
  3. Step 3: Cross multiply
    863,992.05x = 1,192,375.94 × 476,883.33
  4. Step 4: Simplify right side
    863,992.05x = 568,624,206,494.66
  5. Step 5: Solve for x
    x = 568,624,206,494.66/863,992.05
  6. Step 6: Final answer
    x = 658,135.92

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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.