Home / 622,204.60-930,974.10-412,252.60

Finding the Fourth Proportional to 622,204.60, 930,974.10 and 412,252.60

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Solution

The fourth proportional to 622,204.60, 930,974.10 and 412,252.60 is: 616,833.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,204.60 : 930,974.10 = 412,252.60 : x
  2. Step 2: Convert to fraction form
    622,204.60/930,974.10 = 412,252.60/x
  3. Step 3: Cross multiply
    622,204.60x = 930,974.10 × 412,252.60
  4. Step 4: Simplify right side
    622,204.60x = 383,796,493,257.66
  5. Step 5: Solve for x
    x = 383,796,493,257.66/622,204.60
  6. Step 6: Final answer
    x = 616,833.26

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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.