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Finding the Fourth Proportional to 503,351.46, 694,616.04 and 273,900.96

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Solution

The fourth proportional to 503,351.46, 694,616.04 and 273,900.96 is: 377,978.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,351.46 : 694,616.04 = 273,900.96 : x
  2. Step 2: Convert to fraction form
    503,351.46/694,616.04 = 273,900.96/x
  3. Step 3: Cross multiply
    503,351.46x = 694,616.04 × 273,900.96
  4. Step 4: Simplify right side
    503,351.46x = 190,256,000,187.40
  5. Step 5: Solve for x
    x = 190,256,000,187.40/503,351.46
  6. Step 6: Final answer
    x = 377,978.44

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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.