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Finding the Fourth Proportional to 7,294.48, 10,936.08 and 3,780.64

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Solution

The fourth proportional to 7,294.48, 10,936.08 and 3,780.64 is: 5,668.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,294.48 : 10,936.08 = 3,780.64 : x
  2. Step 2: Convert to fraction form
    7,294.48/10,936.08 = 3,780.64/x
  3. Step 3: Cross multiply
    7,294.48x = 10,936.08 × 3,780.64
  4. Step 4: Simplify right side
    7,294.48x = 41,345,381.49
  5. Step 5: Solve for x
    x = 41,345,381.49/7,294.48
  6. Step 6: Final answer
    x = 5,668.04

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