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Finding the Fourth Proportional to 425,509.41, 638,266.17 and 125,995.65

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Solution

The fourth proportional to 425,509.41, 638,266.17 and 125,995.65 is: 188,994.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,509.41 : 638,266.17 = 125,995.65 : x
  2. Step 2: Convert to fraction form
    425,509.41/638,266.17 = 125,995.65/x
  3. Step 3: Cross multiply
    425,509.41x = 638,266.17 × 125,995.65
  4. Step 4: Simplify right side
    425,509.41x = 80,418,760,962.16
  5. Step 5: Solve for x
    x = 80,418,760,962.16/425,509.41
  6. Step 6: Final answer
    x = 188,994.08

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