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Finding the Fourth Proportional to 536,075.18, 739,732.83 and 321,175.34

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Solution

The fourth proportional to 536,075.18, 739,732.83 and 321,175.34 is: 443,191.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,075.18 : 739,732.83 = 321,175.34 : x
  2. Step 2: Convert to fraction form
    536,075.18/739,732.83 = 321,175.34/x
  3. Step 3: Cross multiply
    536,075.18x = 739,732.83 × 321,175.34
  4. Step 4: Simplify right side
    536,075.18x = 237,583,943,184.41
  5. Step 5: Solve for x
    x = 237,583,943,184.41/536,075.18
  6. Step 6: Final answer
    x = 443,191.46

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