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Finding the Fourth Proportional to 503,287.79, 694,516.32 and 273,846.02

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Solution

The fourth proportional to 503,287.79, 694,516.32 and 273,846.02 is: 377,896.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,287.79 : 694,516.32 = 273,846.02 : x
  2. Step 2: Convert to fraction form
    503,287.79/694,516.32 = 273,846.02/x
  3. Step 3: Cross multiply
    503,287.79x = 694,516.32 × 273,846.02
  4. Step 4: Simplify right side
    503,287.79x = 190,190,526,584.47
  5. Step 5: Solve for x
    x = 190,190,526,584.47/503,287.79
  6. Step 6: Final answer
    x = 377,896.17

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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.