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Finding the Fourth Proportional to 528,136.81, 792,266.67 and 191,335.97

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Solution

The fourth proportional to 528,136.81, 792,266.67 and 191,335.97 is: 287,026.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,136.81 : 792,266.67 = 191,335.97 : x
  2. Step 2: Convert to fraction form
    528,136.81/792,266.67 = 191,335.97/x
  3. Step 3: Cross multiply
    528,136.81x = 792,266.67 × 191,335.97
  4. Step 4: Simplify right side
    528,136.81x = 151,589,113,783.79
  5. Step 5: Solve for x
    x = 151,589,113,783.79/528,136.81
  6. Step 6: Final answer
    x = 287,026.22

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