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Finding the Fourth Proportional to 503,297.98, 694,530.26 and 273,856.17

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Solution

The fourth proportional to 503,297.98, 694,530.26 and 273,856.17 is: 377,910.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,297.98 : 694,530.26 = 273,856.17 : x
  2. Step 2: Convert to fraction form
    503,297.98/694,530.26 = 273,856.17/x
  3. Step 3: Cross multiply
    503,297.98x = 694,530.26 × 273,856.17
  4. Step 4: Simplify right side
    503,297.98x = 190,201,392,110.77
  5. Step 5: Solve for x
    x = 190,201,392,110.77/503,297.98
  6. Step 6: Final answer
    x = 377,910.10

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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.