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Finding the Fourth Proportional to 269,754.09, 404,111.81 and 168,591.67

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Solution

The fourth proportional to 269,754.09, 404,111.81 and 168,591.67 is: 252,562.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,754.09 : 404,111.81 = 168,591.67 : x
  2. Step 2: Convert to fraction form
    269,754.09/404,111.81 = 168,591.67/x
  3. Step 3: Cross multiply
    269,754.09x = 404,111.81 × 168,591.67
  4. Step 4: Simplify right side
    269,754.09x = 68,129,884,914.62
  5. Step 5: Solve for x
    x = 68,129,884,914.62/269,754.09
  6. Step 6: Final answer
    x = 252,562.94

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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.