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Finding the Fourth Proportional to 503,165.04, 694,380.78 and 273,736.62

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Solution

The fourth proportional to 503,165.04, 694,380.78 and 273,736.62 is: 377,763.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,165.04 : 694,380.78 = 273,736.62 : x
  2. Step 2: Convert to fraction form
    503,165.04/694,380.78 = 273,736.62/x
  3. Step 3: Cross multiply
    503,165.04x = 694,380.78 × 273,736.62
  4. Step 4: Simplify right side
    503,165.04x = 190,077,447,710.16
  5. Step 5: Solve for x
    x = 190,077,447,710.16/503,165.04
  6. Step 6: Final answer
    x = 377,763.62

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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.