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Finding the Fourth Proportional to 605,369.67, 835,410.11 and 350,868.48

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Solution

The fourth proportional to 605,369.67, 835,410.11 and 350,868.48 is: 484,198.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,369.67 : 835,410.11 = 350,868.48 : x
  2. Step 2: Convert to fraction form
    605,369.67/835,410.11 = 350,868.48/x
  3. Step 3: Cross multiply
    605,369.67x = 835,410.11 × 350,868.48
  4. Step 4: Simplify right side
    605,369.67x = 293,119,073,717.99
  5. Step 5: Solve for x
    x = 293,119,073,717.99/605,369.67
  6. Step 6: Final answer
    x = 484,198.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.