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Finding the Fourth Proportional to 828,560, 1,242,336.84 and 540,585.56

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Solution

The fourth proportional to 828,560, 1,242,336.84 and 540,585.56 is: 810,550.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,560 : 1,242,336.84 = 540,585.56 : x
  2. Step 2: Convert to fraction form
    828,560/1,242,336.84 = 540,585.56/x
  3. Step 3: Cross multiply
    828,560x = 1,242,336.84 × 540,585.56
  4. Step 4: Simplify right side
    828,560x = 671,589,356,360.03
  5. Step 5: Solve for x
    x = 671,589,356,360.03/828,560
  6. Step 6: Final answer
    x = 810,550.06

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