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Finding the Fourth Proportional to 344,896.86, 475,952.79 and 193,993.50

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Solution

The fourth proportional to 344,896.86, 475,952.79 and 193,993.50 is: 267,708.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,896.86 : 475,952.79 = 193,993.50 : x
  2. Step 2: Convert to fraction form
    344,896.86/475,952.79 = 193,993.50/x
  3. Step 3: Cross multiply
    344,896.86x = 475,952.79 × 193,993.50
  4. Step 4: Simplify right side
    344,896.86x = 92,331,747,566.87
  5. Step 5: Solve for x
    x = 92,331,747,566.87/344,896.86
  6. Step 6: Final answer
    x = 267,708.29

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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.