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Finding the Fourth Proportional to 481,545.80, 722,433.90 and 232,022.60

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Solution

The fourth proportional to 481,545.80, 722,433.90 and 232,022.60 is: 348,089.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,545.80 : 722,433.90 = 232,022.60 : x
  2. Step 2: Convert to fraction form
    481,545.80/722,433.90 = 232,022.60/x
  3. Step 3: Cross multiply
    481,545.80x = 722,433.90 × 232,022.60
  4. Step 4: Simplify right side
    481,545.80x = 167,620,991,806.14
  5. Step 5: Solve for x
    x = 167,620,991,806.14/481,545.80
  6. Step 6: Final answer
    x = 348,089.41

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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.