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Finding the Third Proportional to 8,488 and 20,068

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Solution

The third proportional to 8,488 and 20,068 is: 47,446.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,488 : 20,068 = 20,068 : x
  2. Step 2: Convert to fraction form
    8,488/20,068 = 20,068/x
  3. Step 3: Cross multiply
    8,488x = 20,068 × 20,068
  4. Step 4: Simplify right side
    8,488x = 402,724,624
  5. Step 5: Solve for x
    x = 402,724,624/8,488
  6. Step 6: Final answer
    x = 47,446.35

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.