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Finding the Third Proportional to 29,184 and 63,744

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Solution

The third proportional to 29,184 and 63,744 is: 139,230.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,184 : 63,744 = 63,744 : x
  2. Step 2: Convert to fraction form
    29,184/63,744 = 63,744/x
  3. Step 3: Cross multiply
    29,184x = 63,744 × 63,744
  4. Step 4: Simplify right side
    29,184x = 4,063,297,536
  5. Step 5: Solve for x
    x = 4,063,297,536/29,184
  6. Step 6: Final answer
    x = 139,230.32

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.