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Finding the Third Proportional to 194,315.44 and 421,821.94

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Solution

The third proportional to 194,315.44 and 421,821.94 is: 915,695.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,315.44 : 421,821.94 = 421,821.94 : x
  2. Step 2: Convert to fraction form
    194,315.44/421,821.94 = 421,821.94/x
  3. Step 3: Cross multiply
    194,315.44x = 421,821.94 × 421,821.94
  4. Step 4: Simplify right side
    194,315.44x = 177,933,746,956.25
  5. Step 5: Solve for x
    x = 177,933,746,956.25/194,315.44
  6. Step 6: Final answer
    x = 915,695.37

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