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Finding the Fourth Proportional to 308,064.24, 425,086.56 and 172,080.84

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Solution

The fourth proportional to 308,064.24, 425,086.56 and 172,080.84 is: 237,448.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,064.24 : 425,086.56 = 172,080.84 : x
  2. Step 2: Convert to fraction form
    308,064.24/425,086.56 = 172,080.84/x
  3. Step 3: Cross multiply
    308,064.24x = 425,086.56 × 172,080.84
  4. Step 4: Simplify right side
    308,064.24x = 73,149,252,317.51
  5. Step 5: Solve for x
    x = 73,149,252,317.51/308,064.24
  6. Step 6: Final answer
    x = 237,448.05

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