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Finding the Fourth Proportional to 5,300.43, 7,951.14 and 1,404.84

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Solution

The fourth proportional to 5,300.43, 7,951.14 and 1,404.84 is: 2,107.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,300.43 : 7,951.14 = 1,404.84 : x
  2. Step 2: Convert to fraction form
    5,300.43/7,951.14 = 1,404.84/x
  3. Step 3: Cross multiply
    5,300.43x = 7,951.14 × 1,404.84
  4. Step 4: Simplify right side
    5,300.43x = 11,170,079.52
  5. Step 5: Solve for x
    x = 11,170,079.52/5,300.43
  6. Step 6: Final answer
    x = 2,107.39

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