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Finding the Fourth Proportional to 380,005.98, 569,992.17 and 99,517.02

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Solution

The fourth proportional to 380,005.98, 569,992.17 and 99,517.02 is: 149,271.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,005.98 : 569,992.17 = 99,517.02 : x
  2. Step 2: Convert to fraction form
    380,005.98/569,992.17 = 99,517.02/x
  3. Step 3: Cross multiply
    380,005.98x = 569,992.17 × 99,517.02
  4. Step 4: Simplify right side
    380,005.98x = 56,723,922,181.73
  5. Step 5: Solve for x
    x = 56,723,922,181.73/380,005.98
  6. Step 6: Final answer
    x = 149,271.13

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