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Finding the Fourth Proportional to 1,936.43, 2,904.91 and 703.70

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Solution

The fourth proportional to 1,936.43, 2,904.91 and 703.70 is: 1,055.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.43 : 2,904.91 = 703.70 : x
  2. Step 2: Convert to fraction form
    1,936.43/2,904.91 = 703.70/x
  3. Step 3: Cross multiply
    1,936.43x = 2,904.91 × 703.70
  4. Step 4: Simplify right side
    1,936.43x = 2,044,168.88
  5. Step 5: Solve for x
    x = 2,044,168.88/1,936.43
  6. Step 6: Final answer
    x = 1,055.64

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