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Finding the Fourth Proportional to 314,829.80, 472,244.70 and 202,855.40

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Solution

The fourth proportional to 314,829.80, 472,244.70 and 202,855.40 is: 304,283.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,829.80 : 472,244.70 = 202,855.40 : x
  2. Step 2: Convert to fraction form
    314,829.80/472,244.70 = 202,855.40/x
  3. Step 3: Cross multiply
    314,829.80x = 472,244.70 × 202,855.40
  4. Step 4: Simplify right side
    314,829.80x = 95,797,387,516.38
  5. Step 5: Solve for x
    x = 95,797,387,516.38/314,829.80
  6. Step 6: Final answer
    x = 304,283.10

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