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Finding the Third Proportional to 61,624.50 and 132,745.50

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Solution

The third proportional to 61,624.50 and 132,745.50 is: 285,947.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,624.50 : 132,745.50 = 132,745.50 : x
  2. Step 2: Convert to fraction form
    61,624.50/132,745.50 = 132,745.50/x
  3. Step 3: Cross multiply
    61,624.50x = 132,745.50 × 132,745.50
  4. Step 4: Simplify right side
    61,624.50x = 17,621,367,770.25
  5. Step 5: Solve for x
    x = 17,621,367,770.25/61,624.50
  6. Step 6: Final answer
    x = 285,947.44

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.