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Finding the Fourth Proportional to 344,910.77, 475,976.48 and 194,007.77

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Solution

The fourth proportional to 344,910.77, 475,976.48 and 194,007.77 is: 267,730.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,910.77 : 475,976.48 = 194,007.77 : x
  2. Step 2: Convert to fraction form
    344,910.77/475,976.48 = 194,007.77/x
  3. Step 3: Cross multiply
    344,910.77x = 475,976.48 × 194,007.77
  4. Step 4: Simplify right side
    344,910.77x = 92,343,132,107.33
  5. Step 5: Solve for x
    x = 92,343,132,107.33/344,910.77
  6. Step 6: Final answer
    x = 267,730.50

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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.