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Finding the Third Proportional to 13,558 and 19,068

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Solution

The third proportional to 13,558 and 19,068 is: 26,817.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,558 : 19,068 = 19,068 : x
  2. Step 2: Convert to fraction form
    13,558/19,068 = 19,068/x
  3. Step 3: Cross multiply
    13,558x = 19,068 × 19,068
  4. Step 4: Simplify right side
    13,558x = 363,588,624
  5. Step 5: Solve for x
    x = 363,588,624/13,558
  6. Step 6: Final answer
    x = 26,817.28

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.