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Finding the Fourth Proportional to 507,413.53, 700,230.75 and 277,978.99

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Solution

The fourth proportional to 507,413.53, 700,230.75 and 277,978.99 is: 383,611.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,413.53 : 700,230.75 = 277,978.99 : x
  2. Step 2: Convert to fraction form
    507,413.53/700,230.75 = 277,978.99/x
  3. Step 3: Cross multiply
    507,413.53x = 700,230.75 × 277,978.99
  4. Step 4: Simplify right side
    507,413.53x = 194,649,436,651.94
  5. Step 5: Solve for x
    x = 194,649,436,651.94/507,413.53
  6. Step 6: Final answer
    x = 383,611.05

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