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Finding the Fourth Proportional to 289,909.97, 400,074.99 and 162,588.29

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Solution

The fourth proportional to 289,909.97, 400,074.99 and 162,588.29 is: 224,371.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,909.97 : 400,074.99 = 162,588.29 : x
  2. Step 2: Convert to fraction form
    289,909.97/400,074.99 = 162,588.29/x
  3. Step 3: Cross multiply
    289,909.97x = 400,074.99 × 162,588.29
  4. Step 4: Simplify right side
    289,909.97x = 65,047,508,495.87
  5. Step 5: Solve for x
    x = 65,047,508,495.87/289,909.97
  6. Step 6: Final answer
    x = 224,371.41

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