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Finding the Fourth Proportional to 444,862.89, 667,289.12 and 178,618.73

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Solution

The fourth proportional to 444,862.89, 667,289.12 and 178,618.73 is: 267,925.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,862.89 : 667,289.12 = 178,618.73 : x
  2. Step 2: Convert to fraction form
    444,862.89/667,289.12 = 178,618.73/x
  3. Step 3: Cross multiply
    444,862.89x = 667,289.12 × 178,618.73
  4. Step 4: Simplify right side
    444,862.89x = 119,190,330,927.68
  5. Step 5: Solve for x
    x = 119,190,330,927.68/444,862.89
  6. Step 6: Final answer
    x = 267,925.99

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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.