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Finding the Third Proportional to 12,717 and 22,999.50

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Solution

The third proportional to 12,717 and 22,999.50 is: 41,596.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,717 : 22,999.50 = 22,999.50 : x
  2. Step 2: Convert to fraction form
    12,717/22,999.50 = 22,999.50/x
  3. Step 3: Cross multiply
    12,717x = 22,999.50 × 22,999.50
  4. Step 4: Simplify right side
    12,717x = 528,977,000.25
  5. Step 5: Solve for x
    x = 528,977,000.25/12,717
  6. Step 6: Final answer
    x = 41,596.05

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Why These Related Problems?

These problems maintain the same ratio (1.81) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.