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Finding the Fourth Proportional to 273,760.89, 410,570.04 and 115,908.09

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Solution

The fourth proportional to 273,760.89, 410,570.04 and 115,908.09 is: 173,831.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,760.89 : 410,570.04 = 115,908.09 : x
  2. Step 2: Convert to fraction form
    273,760.89/410,570.04 = 115,908.09/x
  3. Step 3: Cross multiply
    273,760.89x = 410,570.04 × 115,908.09
  4. Step 4: Simplify right side
    273,760.89x = 47,588,389,147.62
  5. Step 5: Solve for x
    x = 47,588,389,147.62/273,760.89
  6. Step 6: Final answer
    x = 173,831.95

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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.