Home / 862,980.24-1,294,469.25-231,894.06

Finding the Fourth Proportional to 862,980.24, 1,294,469.25 and 231,894.06

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Solution

The fourth proportional to 862,980.24, 1,294,469.25 and 231,894.06 is: 347,840.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,980.24 : 1,294,469.25 = 231,894.06 : x
  2. Step 2: Convert to fraction form
    862,980.24/1,294,469.25 = 231,894.06/x
  3. Step 3: Cross multiply
    862,980.24x = 1,294,469.25 × 231,894.06
  4. Step 4: Simplify right side
    862,980.24x = 300,179,729,927.66
  5. Step 5: Solve for x
    x = 300,179,729,927.66/862,980.24
  6. Step 6: Final answer
    x = 347,840.79

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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.