Home / 465,722.20-698,583.30-324,004.60

Finding the Fourth Proportional to 465,722.20, 698,583.30 and 324,004.60

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Solution

The fourth proportional to 465,722.20, 698,583.30 and 324,004.60 is: 486,006.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,722.20 : 698,583.30 = 324,004.60 : x
  2. Step 2: Convert to fraction form
    465,722.20/698,583.30 = 324,004.60/x
  3. Step 3: Cross multiply
    465,722.20x = 698,583.30 × 324,004.60
  4. Step 4: Simplify right side
    465,722.20x = 226,344,202,683.18
  5. Step 5: Solve for x
    x = 226,344,202,683.18/465,722.20
  6. Step 6: Final answer
    x = 486,006.90

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Why These Related Problems?

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