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Finding the Fourth Proportional to 504,198.27, 695,819.57 and 277,843.77

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Solution

The fourth proportional to 504,198.27, 695,819.57 and 277,843.77 is: 383,438.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,198.27 : 695,819.57 = 277,843.77 : x
  2. Step 2: Convert to fraction form
    504,198.27/695,819.57 = 277,843.77/x
  3. Step 3: Cross multiply
    504,198.27x = 695,819.57 × 277,843.77
  4. Step 4: Simplify right side
    504,198.27x = 193,329,131,179.36
  5. Step 5: Solve for x
    x = 193,329,131,179.36/504,198.27
  6. Step 6: Final answer
    x = 383,438.70

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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.