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Finding the Fourth Proportional to 365,736.26, 548,067.67 and 206,122.93

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Solution

The fourth proportional to 365,736.26, 548,067.67 and 206,122.93 is: 308,881.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,736.26 : 548,067.67 = 206,122.93 : x
  2. Step 2: Convert to fraction form
    365,736.26/548,067.67 = 206,122.93/x
  3. Step 3: Cross multiply
    365,736.26x = 548,067.67 × 206,122.93
  4. Step 4: Simplify right side
    365,736.26x = 112,969,312,093.20
  5. Step 5: Solve for x
    x = 112,969,312,093.20/365,736.26
  6. Step 6: Final answer
    x = 308,881.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.