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Finding the Fourth Proportional to 494,674.56, 742,066.32 and 157,636.80

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Solution

The fourth proportional to 494,674.56, 742,066.32 and 157,636.80 is: 236,472.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,674.56 : 742,066.32 = 157,636.80 : x
  2. Step 2: Convert to fraction form
    494,674.56/742,066.32 = 157,636.80/x
  3. Step 3: Cross multiply
    494,674.56x = 742,066.32 × 157,636.80
  4. Step 4: Simplify right side
    494,674.56x = 116,976,960,072.58
  5. Step 5: Solve for x
    x = 116,976,960,072.58/494,674.56
  6. Step 6: Final answer
    x = 236,472.56

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