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Finding the Fourth Proportional to 270,365.96, 373,107.44 and 149,515.38

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Solution

The fourth proportional to 270,365.96, 373,107.44 and 149,515.38 is: 206,332.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,365.96 : 373,107.44 = 149,515.38 : x
  2. Step 2: Convert to fraction form
    270,365.96/373,107.44 = 149,515.38/x
  3. Step 3: Cross multiply
    270,365.96x = 373,107.44 × 149,515.38
  4. Step 4: Simplify right side
    270,365.96x = 55,785,300,672.43
  5. Step 5: Solve for x
    x = 55,785,300,672.43/270,365.96
  6. Step 6: Final answer
    x = 206,332.56

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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.