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Finding the Third Proportional to 8,352 and 12,950

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Solution

The third proportional to 8,352 and 12,950 is: 20,079.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352 : 12,950 = 12,950 : x
  2. Step 2: Convert to fraction form
    8,352/12,950 = 12,950/x
  3. Step 3: Cross multiply
    8,352x = 12,950 × 12,950
  4. Step 4: Simplify right side
    8,352x = 167,702,500
  5. Step 5: Solve for x
    x = 167,702,500/8,352
  6. Step 6: Final answer
    x = 20,079.32

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.