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Finding the Fourth Proportional to 469,985.36, 704,974.68 and 115,004.48

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Solution

The fourth proportional to 469,985.36, 704,974.68 and 115,004.48 is: 172,505.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,985.36 : 704,974.68 = 115,004.48 : x
  2. Step 2: Convert to fraction form
    469,985.36/704,974.68 = 115,004.48/x
  3. Step 3: Cross multiply
    469,985.36x = 704,974.68 × 115,004.48
  4. Step 4: Simplify right side
    469,985.36x = 81,075,246,486.57
  5. Step 5: Solve for x
    x = 81,075,246,486.57/469,985.36
  6. Step 6: Final answer
    x = 172,505.90

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