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Finding the Fourth Proportional to 503,322.88, 694,588.71 and 273,881.97

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Solution

The fourth proportional to 503,322.88, 694,588.71 and 273,881.97 is: 377,958.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,322.88 : 694,588.71 = 273,881.97 : x
  2. Step 2: Convert to fraction form
    503,322.88/694,588.71 = 273,881.97/x
  3. Step 3: Cross multiply
    503,322.88x = 694,588.71 × 273,881.97
  4. Step 4: Simplify right side
    503,322.88x = 190,235,324,234.56
  5. Step 5: Solve for x
    x = 190,235,324,234.56/503,322.88
  6. Step 6: Final answer
    x = 377,958.82

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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.