Home / 863,902.44-1,192,037.74-501,243.16

Finding the Fourth Proportional to 863,902.44, 1,192,037.74 and 501,243.16

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Solution

The fourth proportional to 863,902.44, 1,192,037.74 and 501,243.16 is: 691,629.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,902.44 : 1,192,037.74 = 501,243.16 : x
  2. Step 2: Convert to fraction form
    863,902.44/1,192,037.74 = 501,243.16/x
  3. Step 3: Cross multiply
    863,902.44x = 1,192,037.74 × 501,243.16
  4. Step 4: Simplify right side
    863,902.44x = 597,500,766,616.95
  5. Step 5: Solve for x
    x = 597,500,766,616.95/863,902.44
  6. Step 6: Final answer
    x = 691,629.91

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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.