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Finding the Fourth Proportional to 314,857.70, 472,286.55 and 173,140.10

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Solution

The fourth proportional to 314,857.70, 472,286.55 and 173,140.10 is: 259,710.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,857.70 : 472,286.55 = 173,140.10 : x
  2. Step 2: Convert to fraction form
    314,857.70/472,286.55 = 173,140.10/x
  3. Step 3: Cross multiply
    314,857.70x = 472,286.55 × 173,140.10
  4. Step 4: Simplify right side
    314,857.70x = 81,771,740,495.66
  5. Step 5: Solve for x
    x = 81,771,740,495.66/314,857.70
  6. Step 6: Final answer
    x = 259,710.15

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