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Finding the Fourth Proportional to 503,173.04, 694,391.88 and 273,744.56

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Solution

The fourth proportional to 503,173.04, 694,391.88 and 273,744.56 is: 377,774.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,173.04 : 694,391.88 = 273,744.56 : x
  2. Step 2: Convert to fraction form
    503,173.04/694,391.88 = 273,744.56/x
  3. Step 3: Cross multiply
    503,173.04x = 694,391.88 × 273,744.56
  4. Step 4: Simplify right side
    503,173.04x = 190,085,999,658.17
  5. Step 5: Solve for x
    x = 190,085,999,658.17/503,173.04
  6. Step 6: Final answer
    x = 377,774.61

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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.