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Finding the Fourth Proportional to 473,090.80, 708,469.80 and 314,460.40

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Solution

The fourth proportional to 473,090.80, 708,469.80 and 314,460.40 is: 470,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,090.80 : 708,469.80 = 314,460.40 : x
  2. Step 2: Convert to fraction form
    473,090.80/708,469.80 = 314,460.40/x
  3. Step 3: Cross multiply
    473,090.80x = 708,469.80 × 314,460.40
  4. Step 4: Simplify right side
    473,090.80x = 222,785,696,695.92
  5. Step 5: Solve for x
    x = 222,785,696,695.92/473,090.80
  6. Step 6: Final answer
    x = 470,915.30

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