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Finding the Fourth Proportional to 503,267.80, 694,496.82 and 273,815.32

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Solution

The fourth proportional to 503,267.80, 694,496.82 and 273,815.32 is: 377,858.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,267.80 : 694,496.82 = 273,815.32 : x
  2. Step 2: Convert to fraction form
    503,267.80/694,496.82 = 273,815.32/x
  3. Step 3: Cross multiply
    503,267.80x = 694,496.82 × 273,815.32
  4. Step 4: Simplify right side
    503,267.80x = 190,163,869,007.28
  5. Step 5: Solve for x
    x = 190,163,869,007.28/503,267.80
  6. Step 6: Final answer
    x = 377,858.21

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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.