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Finding the Fourth Proportional to 473,149.80, 708,558.30 and 314,519.40

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Solution

The fourth proportional to 473,149.80, 708,558.30 and 314,519.40 is: 471,003.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,149.80 : 708,558.30 = 314,519.40 : x
  2. Step 2: Convert to fraction form
    473,149.80/708,558.30 = 314,519.40/x
  3. Step 3: Cross multiply
    473,149.80x = 708,558.30 × 314,519.40
  4. Step 4: Simplify right side
    473,149.80x = 222,855,331,381.02
  5. Step 5: Solve for x
    x = 222,855,331,381.02/473,149.80
  6. Step 6: Final answer
    x = 471,003.75

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