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Finding the Third Proportional to 5,271 and 10,137

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Solution

The third proportional to 5,271 and 10,137 is: 19,495.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271 : 10,137 = 10,137 : x
  2. Step 2: Convert to fraction form
    5,271/10,137 = 10,137/x
  3. Step 3: Cross multiply
    5,271x = 10,137 × 10,137
  4. Step 4: Simplify right side
    5,271x = 102,758,769
  5. Step 5: Solve for x
    x = 102,758,769/5,271
  6. Step 6: Final answer
    x = 19,495.12

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Why These Related Problems?

These problems maintain the same ratio (1.92) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.