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Finding the Third Proportional to 5,452.50 and 8,645.25

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Solution

The third proportional to 5,452.50 and 8,645.25 is: 13,707.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.50 : 8,645.25 = 8,645.25 : x
  2. Step 2: Convert to fraction form
    5,452.50/8,645.25 = 8,645.25/x
  3. Step 3: Cross multiply
    5,452.50x = 8,645.25 × 8,645.25
  4. Step 4: Simplify right side
    5,452.50x = 74,740,347.56
  5. Step 5: Solve for x
    x = 74,740,347.56/5,452.50
  6. Step 6: Final answer
    x = 13,707.54

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.