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Finding the Third Proportional to 8,246 and 12,577

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Solution

The third proportional to 8,246 and 12,577 is: 19,182.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246 : 12,577 = 12,577 : x
  2. Step 2: Convert to fraction form
    8,246/12,577 = 12,577/x
  3. Step 3: Cross multiply
    8,246x = 12,577 × 12,577
  4. Step 4: Simplify right side
    8,246x = 158,180,929
  5. Step 5: Solve for x
    x = 158,180,929/8,246
  6. Step 6: Final answer
    x = 19,182.75

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.