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Finding the Fourth Proportional to 404,393.92, 606,593.34 and 179,701.54

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Solution

The fourth proportional to 404,393.92, 606,593.34 and 179,701.54 is: 269,553.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,393.92 : 606,593.34 = 179,701.54 : x
  2. Step 2: Convert to fraction form
    404,393.92/606,593.34 = 179,701.54/x
  3. Step 3: Cross multiply
    404,393.92x = 606,593.34 × 179,701.54
  4. Step 4: Simplify right side
    404,393.92x = 109,005,757,351.74
  5. Step 5: Solve for x
    x = 109,005,757,351.74/404,393.92
  6. Step 6: Final answer
    x = 269,553.40

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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.