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Finding the Fourth Proportional to 288,954.20, 432,848.10 and 164,149.40

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Solution

The fourth proportional to 288,954.20, 432,848.10 and 164,149.40 is: 245,892.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,954.20 : 432,848.10 = 164,149.40 : x
  2. Step 2: Convert to fraction form
    288,954.20/432,848.10 = 164,149.40/x
  3. Step 3: Cross multiply
    288,954.20x = 432,848.10 × 164,149.40
  4. Step 4: Simplify right side
    288,954.20x = 71,051,755,906.14
  5. Step 5: Solve for x
    x = 71,051,755,906.14/288,954.20
  6. Step 6: Final answer
    x = 245,892.80

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