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Finding the Fourth Proportional to 297,004.20, 444,850.20 and 119,419.80

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Solution

The fourth proportional to 297,004.20, 444,850.20 and 119,419.80 is: 178,865.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,004.20 : 444,850.20 = 119,419.80 : x
  2. Step 2: Convert to fraction form
    297,004.20/444,850.20 = 119,419.80/x
  3. Step 3: Cross multiply
    297,004.20x = 444,850.20 × 119,419.80
  4. Step 4: Simplify right side
    297,004.20x = 53,123,921,913.96
  5. Step 5: Solve for x
    x = 53,123,921,913.96/297,004.20
  6. Step 6: Final answer
    x = 178,865.89

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1.5x scale

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.