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Finding the Third Proportional to 92,440 and 215,676

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Solution

The third proportional to 92,440 and 215,676 is: 503,203.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,440 : 215,676 = 215,676 : x
  2. Step 2: Convert to fraction form
    92,440/215,676 = 215,676/x
  3. Step 3: Cross multiply
    92,440x = 215,676 × 215,676
  4. Step 4: Simplify right side
    92,440x = 46,516,136,976
  5. Step 5: Solve for x
    x = 46,516,136,976/92,440
  6. Step 6: Final answer
    x = 503,203.56

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.