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Finding the Third Proportional to 181,247.63 and 388,739.25

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Solution

The third proportional to 181,247.63 and 388,739.25 is: 833,766.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,247.63 : 388,739.25 = 388,739.25 : x
  2. Step 2: Convert to fraction form
    181,247.63/388,739.25 = 388,739.25/x
  3. Step 3: Cross multiply
    181,247.63x = 388,739.25 × 388,739.25
  4. Step 4: Simplify right side
    181,247.63x = 151,118,204,490.56
  5. Step 5: Solve for x
    x = 151,118,204,490.56/181,247.63
  6. Step 6: Final answer
    x = 833,766.54

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.