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Finding the Fourth Proportional to 503,290.96, 694,520.62 and 273,849.14

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Solution

The fourth proportional to 503,290.96, 694,520.62 and 273,849.14 is: 377,900.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,290.96 : 694,520.62 = 273,849.14 : x
  2. Step 2: Convert to fraction form
    503,290.96/694,520.62 = 273,849.14/x
  3. Step 3: Cross multiply
    503,290.96x = 694,520.62 × 273,849.14
  4. Step 4: Simplify right side
    503,290.96x = 190,193,875,550.95
  5. Step 5: Solve for x
    x = 190,193,875,550.95/503,290.96
  6. Step 6: Final answer
    x = 377,900.44

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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.