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Finding the Third Proportional to 20,752 and 29,649

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Solution

The third proportional to 20,752 and 29,649 is: 42,360.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,752 : 29,649 = 29,649 : x
  2. Step 2: Convert to fraction form
    20,752/29,649 = 29,649/x
  3. Step 3: Cross multiply
    20,752x = 29,649 × 29,649
  4. Step 4: Simplify right side
    20,752x = 879,063,201
  5. Step 5: Solve for x
    x = 879,063,201/20,752
  6. Step 6: Final answer
    x = 42,360.41

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.