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Finding the Third Proportional to 8,529 and 13,573.50

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Solution

The third proportional to 8,529 and 13,573.50 is: 21,601.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529 : 13,573.50 = 13,573.50 : x
  2. Step 2: Convert to fraction form
    8,529/13,573.50 = 13,573.50/x
  3. Step 3: Cross multiply
    8,529x = 13,573.50 × 13,573.50
  4. Step 4: Simplify right side
    8,529x = 184,239,902.25
  5. Step 5: Solve for x
    x = 184,239,902.25/8,529
  6. Step 6: Final answer
    x = 21,601.58

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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.