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Finding the Fourth Proportional to 366,912.40, 550,309.50 and 100,611.08

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Solution

The fourth proportional to 366,912.40, 550,309.50 and 100,611.08 is: 150,900.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,912.40 : 550,309.50 = 100,611.08 : x
  2. Step 2: Convert to fraction form
    366,912.40/550,309.50 = 100,611.08/x
  3. Step 3: Cross multiply
    366,912.40x = 550,309.50 × 100,611.08
  4. Step 4: Simplify right side
    366,912.40x = 55,367,233,129.26
  5. Step 5: Solve for x
    x = 55,367,233,129.26/366,912.40
  6. Step 6: Final answer
    x = 150,900.41

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.