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Finding the Fourth Proportional to 572,406.10, 858,609.15 and 323,574.10

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Solution

The fourth proportional to 572,406.10, 858,609.15 and 323,574.10 is: 485,361.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,406.10 : 858,609.15 = 323,574.10 : x
  2. Step 2: Convert to fraction form
    572,406.10/858,609.15 = 323,574.10/x
  3. Step 3: Cross multiply
    572,406.10x = 858,609.15 × 323,574.10
  4. Step 4: Simplify right side
    572,406.10x = 277,823,682,963.02
  5. Step 5: Solve for x
    x = 277,823,682,963.02/572,406.10
  6. Step 6: Final answer
    x = 485,361.15

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