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Finding the Fourth Proportional to 511,145.55, 705,383.73 and 296,413.11

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Solution

The fourth proportional to 511,145.55, 705,383.73 and 296,413.11 is: 409,051.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,145.55 : 705,383.73 = 296,413.11 : x
  2. Step 2: Convert to fraction form
    511,145.55/705,383.73 = 296,413.11/x
  3. Step 3: Cross multiply
    511,145.55x = 705,383.73 × 296,413.11
  4. Step 4: Simplify right side
    511,145.55x = 209,084,985,152.70
  5. Step 5: Solve for x
    x = 209,084,985,152.70/511,145.55
  6. Step 6: Final answer
    x = 409,051.76

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