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Finding the Third Proportional to 29,660 and 40,035

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Solution

The third proportional to 29,660 and 40,035 is: 54,039.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,660 : 40,035 = 40,035 : x
  2. Step 2: Convert to fraction form
    29,660/40,035 = 40,035/x
  3. Step 3: Cross multiply
    29,660x = 40,035 × 40,035
  4. Step 4: Simplify right side
    29,660x = 1,602,801,225
  5. Step 5: Solve for x
    x = 1,602,801,225/29,660
  6. Step 6: Final answer
    x = 54,039.15

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.