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Finding the Fourth Proportional to 503,097.98, 694,290.78 and 273,671.96

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Solution

The fourth proportional to 503,097.98, 694,290.78 and 273,671.96 is: 377,675.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,097.98 : 694,290.78 = 273,671.96 : x
  2. Step 2: Convert to fraction form
    503,097.98/694,290.78 = 273,671.96/x
  3. Step 3: Cross multiply
    503,097.98x = 694,290.78 × 273,671.96
  4. Step 4: Simplify right side
    503,097.98x = 190,007,915,101.08
  5. Step 5: Solve for x
    x = 190,007,915,101.08/503,097.98
  6. Step 6: Final answer
    x = 377,675.77

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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.