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Finding the Fourth Proportional to 268,058.60, 402,059.10 and 71,066.60

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Solution

The fourth proportional to 268,058.60, 402,059.10 and 71,066.60 is: 106,592.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,058.60 : 402,059.10 = 71,066.60 : x
  2. Step 2: Convert to fraction form
    268,058.60/402,059.10 = 71,066.60/x
  3. Step 3: Cross multiply
    268,058.60x = 402,059.10 × 71,066.60
  4. Step 4: Simplify right side
    268,058.60x = 28,572,973,236.06
  5. Step 5: Solve for x
    x = 28,572,973,236.06/268,058.60
  6. Step 6: Final answer
    x = 106,592.26

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