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Finding the Fourth Proportional to 269,896.54, 404,901.90 and 101,418.33

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Solution

The fourth proportional to 269,896.54, 404,901.90 and 101,418.33 is: 152,148.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,896.54 : 404,901.90 = 101,418.33 : x
  2. Step 2: Convert to fraction form
    269,896.54/404,901.90 = 101,418.33/x
  3. Step 3: Cross multiply
    269,896.54x = 404,901.90 × 101,418.33
  4. Step 4: Simplify right side
    269,896.54x = 41,064,474,511.83
  5. Step 5: Solve for x
    x = 41,064,474,511.83/269,896.54
  6. Step 6: Final answer
    x = 152,148.95

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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.