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Finding the Fourth Proportional to 315,024.48, 434,744.28 and 171,792.36

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Solution

The fourth proportional to 315,024.48, 434,744.28 and 171,792.36 is: 237,079.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,024.48 : 434,744.28 = 171,792.36 : x
  2. Step 2: Convert to fraction form
    315,024.48/434,744.28 = 171,792.36/x
  3. Step 3: Cross multiply
    315,024.48x = 434,744.28 × 171,792.36
  4. Step 4: Simplify right side
    315,024.48x = 74,685,745,857.70
  5. Step 5: Solve for x
    x = 74,685,745,857.70/315,024.48
  6. Step 6: Final answer
    x = 237,079.18

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