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Finding the Fourth Proportional to 5,470.62, 8,207.16 and 1,574.73

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Solution

The fourth proportional to 5,470.62, 8,207.16 and 1,574.73 is: 2,362.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.62 : 8,207.16 = 1,574.73 : x
  2. Step 2: Convert to fraction form
    5,470.62/8,207.16 = 1,574.73/x
  3. Step 3: Cross multiply
    5,470.62x = 8,207.16 × 1,574.73
  4. Step 4: Simplify right side
    5,470.62x = 12,924,012.16
  5. Step 5: Solve for x
    x = 12,924,012.16/5,470.62
  6. Step 6: Final answer
    x = 2,362.44

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