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Finding the Fourth Proportional to 591,136.87, 886,829.91 and 191,746.57

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Solution

The fourth proportional to 591,136.87, 886,829.91 and 191,746.57 is: 287,660.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,136.87 : 886,829.91 = 191,746.57 : x
  2. Step 2: Convert to fraction form
    591,136.87/886,829.91 = 191,746.57/x
  3. Step 3: Cross multiply
    591,136.87x = 886,829.91 × 191,746.57
  4. Step 4: Simplify right side
    591,136.87x = 170,046,593,415.91
  5. Step 5: Solve for x
    x = 170,046,593,415.91/591,136.87
  6. Step 6: Final answer
    x = 287,660.27

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