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Finding the Fourth Proportional to 297,245.70, 445,868.55 and 185,271.30

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Solution

The fourth proportional to 297,245.70, 445,868.55 and 185,271.30 is: 277,906.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,245.70 : 445,868.55 = 185,271.30 : x
  2. Step 2: Convert to fraction form
    297,245.70/445,868.55 = 185,271.30/x
  3. Step 3: Cross multiply
    297,245.70x = 445,868.55 × 185,271.30
  4. Step 4: Simplify right side
    297,245.70x = 82,606,645,887.62
  5. Step 5: Solve for x
    x = 82,606,645,887.62/297,245.70
  6. Step 6: Final answer
    x = 277,906.95

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