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Finding the Third Proportional to 6,712 and 10,516

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Solution

The third proportional to 6,712 and 10,516 is: 16,475.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712 : 10,516 = 10,516 : x
  2. Step 2: Convert to fraction form
    6,712/10,516 = 10,516/x
  3. Step 3: Cross multiply
    6,712x = 10,516 × 10,516
  4. Step 4: Simplify right side
    6,712x = 110,586,256
  5. Step 5: Solve for x
    x = 110,586,256/6,712
  6. Step 6: Final answer
    x = 16,475.90

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.