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Finding the Fourth Proportional to 496,164.50, 684,686.33 and 281,319.08

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Solution

The fourth proportional to 496,164.50, 684,686.33 and 281,319.08 is: 388,208.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,164.50 : 684,686.33 = 281,319.08 : x
  2. Step 2: Convert to fraction form
    496,164.50/684,686.33 = 281,319.08/x
  3. Step 3: Cross multiply
    496,164.50x = 684,686.33 × 281,319.08
  4. Step 4: Simplify right side
    496,164.50x = 192,615,328,444.18
  5. Step 5: Solve for x
    x = 192,615,328,444.18/496,164.50
  6. Step 6: Final answer
    x = 388,208.61

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