Home / 404,383.30-606,553.07-123,901.36

Finding the Fourth Proportional to 404,383.30, 606,553.07 and 123,901.36

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Solution

The fourth proportional to 404,383.30, 606,553.07 and 123,901.36 is: 185,845.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,383.30 : 606,553.07 = 123,901.36 : x
  2. Step 2: Convert to fraction form
    404,383.30/606,553.07 = 123,901.36/x
  3. Step 3: Cross multiply
    404,383.30x = 606,553.07 × 123,901.36
  4. Step 4: Simplify right side
    404,383.30x = 75,152,747,252.41
  5. Step 5: Solve for x
    x = 75,152,747,252.41/404,383.30
  6. Step 6: Final answer
    x = 185,845.33

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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.