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Finding the Fourth Proportional to 270,576.26, 373,342.15 and 149,694.97

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Solution

The fourth proportional to 270,576.26, 373,342.15 and 149,694.97 is: 206,549.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,576.26 : 373,342.15 = 149,694.97 : x
  2. Step 2: Convert to fraction form
    270,576.26/373,342.15 = 149,694.97/x
  3. Step 3: Cross multiply
    270,576.26x = 373,342.15 × 149,694.97
  4. Step 4: Simplify right side
    270,576.26x = 55,887,441,943.99
  5. Step 5: Solve for x
    x = 55,887,441,943.99/270,576.26
  6. Step 6: Final answer
    x = 206,549.69

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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.