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Finding the Third Proportional to 8,888 and 20,523

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Solution

The third proportional to 8,888 and 20,523 is: 47,389.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,888 : 20,523 = 20,523 : x
  2. Step 2: Convert to fraction form
    8,888/20,523 = 20,523/x
  3. Step 3: Cross multiply
    8,888x = 20,523 × 20,523
  4. Step 4: Simplify right side
    8,888x = 421,193,529
  5. Step 5: Solve for x
    x = 421,193,529/8,888
  6. Step 6: Final answer
    x = 47,389.01

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.