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Finding the Fourth Proportional to 507,539.25, 700,413.08 and 278,081.51

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Solution

The fourth proportional to 507,539.25, 700,413.08 and 278,081.51 is: 383,757.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,539.25 : 700,413.08 = 278,081.51 : x
  2. Step 2: Convert to fraction form
    507,539.25/700,413.08 = 278,081.51/x
  3. Step 3: Cross multiply
    507,539.25x = 700,413.08 × 278,081.51
  4. Step 4: Simplify right side
    507,539.25x = 194,771,922,017.68
  5. Step 5: Solve for x
    x = 194,771,922,017.68/507,539.25
  6. Step 6: Final answer
    x = 383,757.36

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