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Finding the Fourth Proportional to 550,040.36, 825,061.26 and 150,684.62

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Solution

The fourth proportional to 550,040.36, 825,061.26 and 150,684.62 is: 226,027.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,040.36 : 825,061.26 = 150,684.62 : x
  2. Step 2: Convert to fraction form
    550,040.36/825,061.26 = 150,684.62/x
  3. Step 3: Cross multiply
    550,040.36x = 825,061.26 × 150,684.62
  4. Step 4: Simplify right side
    550,040.36x = 124,324,042,439.82
  5. Step 5: Solve for x
    x = 124,324,042,439.82/550,040.36
  6. Step 6: Final answer
    x = 226,027.13

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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.