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Finding the Fourth Proportional to 4,553.85, 6,827.07 and 1,780.02

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Solution

The fourth proportional to 4,553.85, 6,827.07 and 1,780.02 is: 2,668.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,553.85 : 6,827.07 = 1,780.02 : x
  2. Step 2: Convert to fraction form
    4,553.85/6,827.07 = 1,780.02/x
  3. Step 3: Cross multiply
    4,553.85x = 6,827.07 × 1,780.02
  4. Step 4: Simplify right side
    4,553.85x = 12,152,321.14
  5. Step 5: Solve for x
    x = 12,152,321.14/4,553.85
  6. Step 6: Final answer
    x = 2,668.58

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