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Finding the Third Proportional to 5,779.50 and 8,675.25

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Solution

The third proportional to 5,779.50 and 8,675.25 is: 13,021.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.50 : 8,675.25 = 8,675.25 : x
  2. Step 2: Convert to fraction form
    5,779.50/8,675.25 = 8,675.25/x
  3. Step 3: Cross multiply
    5,779.50x = 8,675.25 × 8,675.25
  4. Step 4: Simplify right side
    5,779.50x = 75,259,962.56
  5. Step 5: Solve for x
    x = 75,259,962.56/5,779.50
  6. Step 6: Final answer
    x = 13,021.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.