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Finding the Third Proportional to 8,058 and 11,715

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Solution

The third proportional to 8,058 and 11,715 is: 17,031.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058 : 11,715 = 11,715 : x
  2. Step 2: Convert to fraction form
    8,058/11,715 = 11,715/x
  3. Step 3: Cross multiply
    8,058x = 11,715 × 11,715
  4. Step 4: Simplify right side
    8,058x = 137,241,225
  5. Step 5: Solve for x
    x = 137,241,225/8,058
  6. Step 6: Final answer
    x = 17,031.67

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.