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Finding the Third Proportional to 55,296 and 82,944

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Solution

The third proportional to 55,296 and 82,944 is: 124,416

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,296 : 82,944 = 82,944 : x
  2. Step 2: Convert to fraction form
    55,296/82,944 = 82,944/x
  3. Step 3: Cross multiply
    55,296x = 82,944 × 82,944
  4. Step 4: Simplify right side
    55,296x = 6,879,707,136
  5. Step 5: Solve for x
    x = 6,879,707,136/55,296
  6. Step 6: Final answer
    x = 124,416

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.