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Finding the Fourth Proportional to 336,463.90, 504,015.45 and 209,715.10

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Solution

The fourth proportional to 336,463.90, 504,015.45 and 209,715.10 is: 314,148.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,463.90 : 504,015.45 = 209,715.10 : x
  2. Step 2: Convert to fraction form
    336,463.90/504,015.45 = 209,715.10/x
  3. Step 3: Cross multiply
    336,463.90x = 504,015.45 × 209,715.10
  4. Step 4: Simplify right side
    336,463.90x = 105,699,650,498.30
  5. Step 5: Solve for x
    x = 105,699,650,498.30/336,463.90
  6. Step 6: Final answer
    x = 314,148.56

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