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Finding the Third Proportional to 48,440 and 106,660

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Solution

The third proportional to 48,440 and 106,660 is: 234,854.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,440 : 106,660 = 106,660 : x
  2. Step 2: Convert to fraction form
    48,440/106,660 = 106,660/x
  3. Step 3: Cross multiply
    48,440x = 106,660 × 106,660
  4. Step 4: Simplify right side
    48,440x = 11,376,355,600
  5. Step 5: Solve for x
    x = 11,376,355,600/48,440
  6. Step 6: Final answer
    x = 234,854.57

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.