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Finding the Fourth Proportional to 363,077.50, 501,044.16 and 199,730.49

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Solution

The fourth proportional to 363,077.50, 501,044.16 and 199,730.49 is: 275,626.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,077.50 : 501,044.16 = 199,730.49 : x
  2. Step 2: Convert to fraction form
    363,077.50/501,044.16 = 199,730.49/x
  3. Step 3: Cross multiply
    363,077.50x = 501,044.16 × 199,730.49
  4. Step 4: Simplify right side
    363,077.50x = 100,073,795,588.44
  5. Step 5: Solve for x
    x = 100,073,795,588.44/363,077.50
  6. Step 6: Final answer
    x = 275,626.54

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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.