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Finding the Fourth Proportional to 7,598.88, 11,398.80 and 2,919.36

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Solution

The fourth proportional to 7,598.88, 11,398.80 and 2,919.36 is: 4,379.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,598.88 : 11,398.80 = 2,919.36 : x
  2. Step 2: Convert to fraction form
    7,598.88/11,398.80 = 2,919.36/x
  3. Step 3: Cross multiply
    7,598.88x = 11,398.80 × 2,919.36
  4. Step 4: Simplify right side
    7,598.88x = 33,277,200.77
  5. Step 5: Solve for x
    x = 33,277,200.77/7,598.88
  6. Step 6: Final answer
    x = 4,379.22

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