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Finding the Third Proportional to 57,954.50 and 120,930.50

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Solution

The third proportional to 57,954.50 and 120,930.50 is: 252,339.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,954.50 : 120,930.50 = 120,930.50 : x
  2. Step 2: Convert to fraction form
    57,954.50/120,930.50 = 120,930.50/x
  3. Step 3: Cross multiply
    57,954.50x = 120,930.50 × 120,930.50
  4. Step 4: Simplify right side
    57,954.50x = 14,624,185,830.25
  5. Step 5: Solve for x
    x = 14,624,185,830.25/57,954.50
  6. Step 6: Final answer
    x = 252,339.09

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.