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Finding the Fourth Proportional to 503,297.73, 694,529.91 and 273,855.92

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Solution

The fourth proportional to 503,297.73, 694,529.91 and 273,855.92 is: 377,909.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,297.73 : 694,529.91 = 273,855.92 : x
  2. Step 2: Convert to fraction form
    503,297.73/694,529.91 = 273,855.92/x
  3. Step 3: Cross multiply
    503,297.73x = 694,529.91 × 273,855.92
  4. Step 4: Simplify right side
    503,297.73x = 190,201,123,997.92
  5. Step 5: Solve for x
    x = 190,201,123,997.92/503,297.73
  6. Step 6: Final answer
    x = 377,909.76

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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.