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Finding the Fourth Proportional to 503,255.63, 694,499.62 and 273,815.64

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Solution

The fourth proportional to 503,255.63, 694,499.62 and 273,815.64 is: 377,869.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,255.63 : 694,499.62 = 273,815.64 : x
  2. Step 2: Convert to fraction form
    503,255.63/694,499.62 = 273,815.64/x
  3. Step 3: Cross multiply
    503,255.63x = 694,499.62 × 273,815.64
  4. Step 4: Simplify right side
    503,255.63x = 190,164,857,758.92
  5. Step 5: Solve for x
    x = 190,164,857,758.92/503,255.63
  6. Step 6: Final answer
    x = 377,869.31

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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.