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Finding the Third Proportional to 28,078 and 44,746

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Solution

The third proportional to 28,078 and 44,746 is: 71,308.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,078 : 44,746 = 44,746 : x
  2. Step 2: Convert to fraction form
    28,078/44,746 = 44,746/x
  3. Step 3: Cross multiply
    28,078x = 44,746 × 44,746
  4. Step 4: Simplify right side
    28,078x = 2,002,204,516
  5. Step 5: Solve for x
    x = 2,002,204,516/28,078
  6. Step 6: Final answer
    x = 71,308.66

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.