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Finding the Third Proportional to 8,037 and 12,703.50

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Solution

The third proportional to 8,037 and 12,703.50 is: 20,079.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,037 : 12,703.50 = 12,703.50 : x
  2. Step 2: Convert to fraction form
    8,037/12,703.50 = 12,703.50/x
  3. Step 3: Cross multiply
    8,037x = 12,703.50 × 12,703.50
  4. Step 4: Simplify right side
    8,037x = 161,378,912.25
  5. Step 5: Solve for x
    x = 161,378,912.25/8,037
  6. Step 6: Final answer
    x = 20,079.50

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.