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Finding the Fourth Proportional to 401,000.36, 601,085.82 and 190,478.12

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Solution

The fourth proportional to 401,000.36, 601,085.82 and 190,478.12 is: 285,520.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,000.36 : 601,085.82 = 190,478.12 : x
  2. Step 2: Convert to fraction form
    401,000.36/601,085.82 = 190,478.12/x
  3. Step 3: Cross multiply
    401,000.36x = 601,085.82 × 190,478.12
  4. Step 4: Simplify right side
    401,000.36x = 114,493,696,952.26
  5. Step 5: Solve for x
    x = 114,493,696,952.26/401,000.36
  6. Step 6: Final answer
    x = 285,520.18

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