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Finding the Fourth Proportional to 367,960.73, 507,790.62 and 206,806.37

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Solution

The fourth proportional to 367,960.73, 507,790.62 and 206,806.37 is: 285,395.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,960.73 : 507,790.62 = 206,806.37 : x
  2. Step 2: Convert to fraction form
    367,960.73/507,790.62 = 206,806.37/x
  3. Step 3: Cross multiply
    367,960.73x = 507,790.62 × 206,806.37
  4. Step 4: Simplify right side
    367,960.73x = 105,014,332,303.30
  5. Step 5: Solve for x
    x = 105,014,332,303.30/367,960.73
  6. Step 6: Final answer
    x = 285,395.49

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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.