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Finding the Fourth Proportional to 307,733.67, 461,817.32 and 108,069.62

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Solution

The fourth proportional to 307,733.67, 461,817.32 and 108,069.62 is: 162,180.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,733.67 : 461,817.32 = 108,069.62 : x
  2. Step 2: Convert to fraction form
    307,733.67/461,817.32 = 108,069.62/x
  3. Step 3: Cross multiply
    307,733.67x = 461,817.32 × 108,069.62
  4. Step 4: Simplify right side
    307,733.67x = 49,908,419,432.38
  5. Step 5: Solve for x
    x = 49,908,419,432.38/307,733.67
  6. Step 6: Final answer
    x = 162,180.56

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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.