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Finding the Fourth Proportional to 9,646.80, 14,468.58 and 2,719.68

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Solution

The fourth proportional to 9,646.80, 14,468.58 and 2,719.68 is: 4,079.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,646.80 : 14,468.58 = 2,719.68 : x
  2. Step 2: Convert to fraction form
    9,646.80/14,468.58 = 2,719.68/x
  3. Step 3: Cross multiply
    9,646.80x = 14,468.58 × 2,719.68
  4. Step 4: Simplify right side
    9,646.80x = 39,349,907.65
  5. Step 5: Solve for x
    x = 39,349,907.65/9,646.80
  6. Step 6: Final answer
    x = 4,079.06

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