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Finding the Fourth Proportional to 4,149.90, 6,225.51 and 1,684.94

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Solution

The fourth proportional to 4,149.90, 6,225.51 and 1,684.94 is: 2,527.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.90 : 6,225.51 = 1,684.94 : x
  2. Step 2: Convert to fraction form
    4,149.90/6,225.51 = 1,684.94/x
  3. Step 3: Cross multiply
    4,149.90x = 6,225.51 × 1,684.94
  4. Step 4: Simplify right side
    4,149.90x = 10,489,579.69
  5. Step 5: Solve for x
    x = 10,489,579.69/4,149.90
  6. Step 6: Final answer
    x = 2,527.67

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