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Finding the Fourth Proportional to 317,244.98, 476,034.60 and 139,874.42

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Solution

The fourth proportional to 317,244.98, 476,034.60 and 139,874.42 is: 209,885.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,244.98 : 476,034.60 = 139,874.42 : x
  2. Step 2: Convert to fraction form
    317,244.98/476,034.60 = 139,874.42/x
  3. Step 3: Cross multiply
    317,244.98x = 476,034.60 × 139,874.42
  4. Step 4: Simplify right side
    317,244.98x = 66,585,063,574.93
  5. Step 5: Solve for x
    x = 66,585,063,574.93/317,244.98
  6. Step 6: Final answer
    x = 209,885.32

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