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Finding the Third Proportional to 13,317 and 14,559

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Solution

The third proportional to 13,317 and 14,559 is: 15,916.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,317 : 14,559 = 14,559 : x
  2. Step 2: Convert to fraction form
    13,317/14,559 = 14,559/x
  3. Step 3: Cross multiply
    13,317x = 14,559 × 14,559
  4. Step 4: Simplify right side
    13,317x = 211,964,481
  5. Step 5: Solve for x
    x = 211,964,481/13,317
  6. Step 6: Final answer
    x = 15,916.83

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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.