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Finding the Third Proportional to 28,464 and 44,208

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Solution

The third proportional to 28,464 and 44,208 is: 68,660.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,464 : 44,208 = 44,208 : x
  2. Step 2: Convert to fraction form
    28,464/44,208 = 44,208/x
  3. Step 3: Cross multiply
    28,464x = 44,208 × 44,208
  4. Step 4: Simplify right side
    28,464x = 1,954,347,264
  5. Step 5: Solve for x
    x = 1,954,347,264/28,464
  6. Step 6: Final answer
    x = 68,660.32

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.