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Finding the Third Proportional to 13,616 and 15,024

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Solution

The third proportional to 13,616 and 15,024 is: 16,577.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,616 : 15,024 = 15,024 : x
  2. Step 2: Convert to fraction form
    13,616/15,024 = 15,024/x
  3. Step 3: Cross multiply
    13,616x = 15,024 × 15,024
  4. Step 4: Simplify right side
    13,616x = 225,720,576
  5. Step 5: Solve for x
    x = 225,720,576/13,616
  6. Step 6: Final answer
    x = 16,577.60

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Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.