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Finding the Fourth Proportional to 415,461.44, 622,942.76 and 190,540.10

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Solution

The fourth proportional to 415,461.44, 622,942.76 and 190,540.10 is: 285,695.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,461.44 : 622,942.76 = 190,540.10 : x
  2. Step 2: Convert to fraction form
    415,461.44/622,942.76 = 190,540.10/x
  3. Step 3: Cross multiply
    415,461.44x = 622,942.76 × 190,540.10
  4. Step 4: Simplify right side
    415,461.44x = 118,695,575,784.68
  5. Step 5: Solve for x
    x = 118,695,575,784.68/415,461.44
  6. Step 6: Final answer
    x = 285,695.77

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