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Finding the Fourth Proportional to 404,727.20, 607,090.80 and 194,775.20

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Solution

The fourth proportional to 404,727.20, 607,090.80 and 194,775.20 is: 292,162.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,727.20 : 607,090.80 = 194,775.20 : x
  2. Step 2: Convert to fraction form
    404,727.20/607,090.80 = 194,775.20/x
  3. Step 3: Cross multiply
    404,727.20x = 607,090.80 × 194,775.20
  4. Step 4: Simplify right side
    404,727.20x = 118,246,231,988.16
  5. Step 5: Solve for x
    x = 118,246,231,988.16/404,727.20
  6. Step 6: Final answer
    x = 292,162.80

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