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Finding the Fourth Proportional to 4,669.86, 7,002.33 and 1,382.47

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Solution

The fourth proportional to 4,669.86, 7,002.33 and 1,382.47 is: 2,072.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669.86 : 7,002.33 = 1,382.47 : x
  2. Step 2: Convert to fraction form
    4,669.86/7,002.33 = 1,382.47/x
  3. Step 3: Cross multiply
    4,669.86x = 7,002.33 × 1,382.47
  4. Step 4: Simplify right side
    4,669.86x = 9,680,511.16
  5. Step 5: Solve for x
    x = 9,680,511.16/4,669.86
  6. Step 6: Final answer
    x = 2,072.98

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