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Finding the Third Proportional to 13,659 and 14,955

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Solution

The third proportional to 13,659 and 14,955 is: 16,373.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,659 : 14,955 = 14,955 : x
  2. Step 2: Convert to fraction form
    13,659/14,955 = 14,955/x
  3. Step 3: Cross multiply
    13,659x = 14,955 × 14,955
  4. Step 4: Simplify right side
    13,659x = 223,652,025
  5. Step 5: Solve for x
    x = 223,652,025/13,659
  6. Step 6: Final answer
    x = 16,373.97

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Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.