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Finding the Fourth Proportional to 340,792.80, 470,296 and 197,637.76

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Solution

The fourth proportional to 340,792.80, 470,296 and 197,637.76 is: 272,741.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,792.80 : 470,296 = 197,637.76 : x
  2. Step 2: Convert to fraction form
    340,792.80/470,296 = 197,637.76/x
  3. Step 3: Cross multiply
    340,792.80x = 470,296 × 197,637.76
  4. Step 4: Simplify right side
    340,792.80x = 92,948,247,976.96
  5. Step 5: Solve for x
    x = 92,948,247,976.96/340,792.80
  6. Step 6: Final answer
    x = 272,741.23

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