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Finding the Third Proportional to 13,370.50 and 20,969.25

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Solution

The third proportional to 13,370.50 and 20,969.25 is: 32,886.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,370.50 : 20,969.25 = 20,969.25 : x
  2. Step 2: Convert to fraction form
    13,370.50/20,969.25 = 20,969.25/x
  3. Step 3: Cross multiply
    13,370.50x = 20,969.25 × 20,969.25
  4. Step 4: Simplify right side
    13,370.50x = 439,709,445.56
  5. Step 5: Solve for x
    x = 439,709,445.56/13,370.50
  6. Step 6: Final answer
    x = 32,886.54

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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.