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Finding the Third Proportional to 28,791 and 44,417

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Solution

The third proportional to 28,791 and 44,417 is: 68,523.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,791 : 44,417 = 44,417 : x
  2. Step 2: Convert to fraction form
    28,791/44,417 = 44,417/x
  3. Step 3: Cross multiply
    28,791x = 44,417 × 44,417
  4. Step 4: Simplify right side
    28,791x = 1,972,869,889
  5. Step 5: Solve for x
    x = 1,972,869,889/28,791
  6. Step 6: Final answer
    x = 68,523.84

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.