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Finding the Fourth Proportional to 298,549.86, 411,980.14 and 164,413.86

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Solution

The fourth proportional to 298,549.86, 411,980.14 and 164,413.86 is: 226,880.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,549.86 : 411,980.14 = 164,413.86 : x
  2. Step 2: Convert to fraction form
    298,549.86/411,980.14 = 164,413.86/x
  3. Step 3: Cross multiply
    298,549.86x = 411,980.14 × 164,413.86
  4. Step 4: Simplify right side
    298,549.86x = 67,735,245,060.74
  5. Step 5: Solve for x
    x = 67,735,245,060.74/298,549.86
  6. Step 6: Final answer
    x = 226,880.85

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