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Finding the Fourth Proportional to 503,323.88, 694,590.09 and 273,882.97

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Solution

The fourth proportional to 503,323.88, 694,590.09 and 273,882.97 is: 377,960.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,323.88 : 694,590.09 = 273,882.97 : x
  2. Step 2: Convert to fraction form
    503,323.88/694,590.09 = 273,882.97/x
  3. Step 3: Cross multiply
    503,323.88x = 694,590.09 × 273,882.97
  4. Step 4: Simplify right side
    503,323.88x = 190,236,396,781.77
  5. Step 5: Solve for x
    x = 190,236,396,781.77/503,323.88
  6. Step 6: Final answer
    x = 377,960.20

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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.