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Finding the Fourth Proportional to 270,247.99, 372,936.72 and 149,394.37

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Solution

The fourth proportional to 270,247.99, 372,936.72 and 149,394.37 is: 206,161.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,247.99 : 372,936.72 = 149,394.37 : x
  2. Step 2: Convert to fraction form
    270,247.99/372,936.72 = 149,394.37/x
  3. Step 3: Cross multiply
    270,247.99x = 372,936.72 × 149,394.37
  4. Step 4: Simplify right side
    270,247.99x = 55,714,644,469.58
  5. Step 5: Solve for x
    x = 55,714,644,469.58/270,247.99
  6. Step 6: Final answer
    x = 206,161.18

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1.5x scale

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.