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Finding the Third Proportional to 5,526 and 8,556.75

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Solution

The third proportional to 5,526 and 8,556.75 is: 13,249.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,526 : 8,556.75 = 8,556.75 : x
  2. Step 2: Convert to fraction form
    5,526/8,556.75 = 8,556.75/x
  3. Step 3: Cross multiply
    5,526x = 8,556.75 × 8,556.75
  4. Step 4: Simplify right side
    5,526x = 73,217,970.56
  5. Step 5: Solve for x
    x = 73,217,970.56/5,526
  6. Step 6: Final answer
    x = 13,249.72

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.