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Finding the Fourth Proportional to 269,913.40, 404,870.10 and 92,404.60

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Solution

The fourth proportional to 269,913.40, 404,870.10 and 92,404.60 is: 138,606.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,913.40 : 404,870.10 = 92,404.60 : x
  2. Step 2: Convert to fraction form
    269,913.40/404,870.10 = 92,404.60/x
  3. Step 3: Cross multiply
    269,913.40x = 404,870.10 × 92,404.60
  4. Step 4: Simplify right side
    269,913.40x = 37,411,859,642.46
  5. Step 5: Solve for x
    x = 37,411,859,642.46/269,913.40
  6. Step 6: Final answer
    x = 138,606.90

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