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Finding the Fourth Proportional to 504,234.56, 695,843.84 and 274,791.92

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Solution

The fourth proportional to 504,234.56, 695,843.84 and 274,791.92 is: 379,212.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,234.56 : 695,843.84 = 274,791.92 : x
  2. Step 2: Convert to fraction form
    504,234.56/695,843.84 = 274,791.92/x
  3. Step 3: Cross multiply
    504,234.56x = 695,843.84 × 274,791.92
  4. Step 4: Simplify right side
    504,234.56x = 191,212,264,813.77
  5. Step 5: Solve for x
    x = 191,212,264,813.77/504,234.56
  6. Step 6: Final answer
    x = 379,212.93

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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.