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Finding the Third Proportional to 188,221.89 and 282,750.91

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Solution

The third proportional to 188,221.89 and 282,750.91 is: 424,754.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,221.89 : 282,750.91 = 282,750.91 : x
  2. Step 2: Convert to fraction form
    188,221.89/282,750.91 = 282,750.91/x
  3. Step 3: Cross multiply
    188,221.89x = 282,750.91 × 282,750.91
  4. Step 4: Simplify right side
    188,221.89x = 79,948,076,089.69
  5. Step 5: Solve for x
    x = 79,948,076,089.69/188,221.89
  6. Step 6: Final answer
    x = 424,754.40

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