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Finding the Fourth Proportional to 506,325, 758,990.70 and 281,793

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Solution

The fourth proportional to 506,325, 758,990.70 and 281,793 is: 422,413.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,325 : 758,990.70 = 281,793 : x
  2. Step 2: Convert to fraction form
    506,325/758,990.70 = 281,793/x
  3. Step 3: Cross multiply
    506,325x = 758,990.70 × 281,793
  4. Step 4: Simplify right side
    506,325x = 213,878,266,325.10
  5. Step 5: Solve for x
    x = 213,878,266,325.10/506,325
  6. Step 6: Final answer
    x = 422,413.01

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