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Finding the Third Proportional to 16,813 and 26,317.50

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Solution

The third proportional to 16,813 and 26,317.50 is: 41,194.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,813 : 26,317.50 = 26,317.50 : x
  2. Step 2: Convert to fraction form
    16,813/26,317.50 = 26,317.50/x
  3. Step 3: Cross multiply
    16,813x = 26,317.50 × 26,317.50
  4. Step 4: Simplify right side
    16,813x = 692,610,806.25
  5. Step 5: Solve for x
    x = 692,610,806.25/16,813
  6. Step 6: Final answer
    x = 41,194.96

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Why These Related Problems?

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