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Finding the Third Proportional to 23,381 and 51,292

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Solution

The third proportional to 23,381 and 51,292 is: 112,521.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,381 : 51,292 = 51,292 : x
  2. Step 2: Convert to fraction form
    23,381/51,292 = 51,292/x
  3. Step 3: Cross multiply
    23,381x = 51,292 × 51,292
  4. Step 4: Simplify right side
    23,381x = 2,630,869,264
  5. Step 5: Solve for x
    x = 2,630,869,264/23,381
  6. Step 6: Final answer
    x = 112,521.67

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.