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Finding the Third Proportional to 13,088 and 27,280

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Solution

The third proportional to 13,088 and 27,280 is: 56,861.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,088 : 27,280 = 27,280 : x
  2. Step 2: Convert to fraction form
    13,088/27,280 = 27,280/x
  3. Step 3: Cross multiply
    13,088x = 27,280 × 27,280
  4. Step 4: Simplify right side
    13,088x = 744,198,400
  5. Step 5: Solve for x
    x = 744,198,400/13,088
  6. Step 6: Final answer
    x = 56,861.12

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.