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Finding the Fourth Proportional to 367,095.70, 550,643.55 and 209,631.70

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Solution

The fourth proportional to 367,095.70, 550,643.55 and 209,631.70 is: 314,447.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,095.70 : 550,643.55 = 209,631.70 : x
  2. Step 2: Convert to fraction form
    367,095.70/550,643.55 = 209,631.70/x
  3. Step 3: Cross multiply
    367,095.70x = 550,643.55 × 209,631.70
  4. Step 4: Simplify right side
    367,095.70x = 115,432,343,480.54
  5. Step 5: Solve for x
    x = 115,432,343,480.54/367,095.70
  6. Step 6: Final answer
    x = 314,447.55

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