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Finding the Fourth Proportional to 401,395.80, 602,093.70 and 164,908.20

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Solution

The fourth proportional to 401,395.80, 602,093.70 and 164,908.20 is: 247,362.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,395.80 : 602,093.70 = 164,908.20 : x
  2. Step 2: Convert to fraction form
    401,395.80/602,093.70 = 164,908.20/x
  3. Step 3: Cross multiply
    401,395.80x = 602,093.70 × 164,908.20
  4. Step 4: Simplify right side
    401,395.80x = 99,290,188,298.34
  5. Step 5: Solve for x
    x = 99,290,188,298.34/401,395.80
  6. Step 6: Final answer
    x = 247,362.30

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