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Finding the Fourth Proportional to 5,660.51, 8,490.88 and 1,962.86

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Solution

The fourth proportional to 5,660.51, 8,490.88 and 1,962.86 is: 2,944.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660.51 : 8,490.88 = 1,962.86 : x
  2. Step 2: Convert to fraction form
    5,660.51/8,490.88 = 1,962.86/x
  3. Step 3: Cross multiply
    5,660.51x = 8,490.88 × 1,962.86
  4. Step 4: Simplify right side
    5,660.51x = 16,666,425.04
  5. Step 5: Solve for x
    x = 16,666,425.04/5,660.51
  6. Step 6: Final answer
    x = 2,944.33

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