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Finding the Third Proportional to 28,955 and 44,805

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Solution

The third proportional to 28,955 and 44,805 is: 69,331.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,955 : 44,805 = 44,805 : x
  2. Step 2: Convert to fraction form
    28,955/44,805 = 44,805/x
  3. Step 3: Cross multiply
    28,955x = 44,805 × 44,805
  4. Step 4: Simplify right side
    28,955x = 2,007,488,025
  5. Step 5: Solve for x
    x = 2,007,488,025/28,955
  6. Step 6: Final answer
    x = 69,331.31

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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.