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Finding the Third Proportional to 28,830 and 44,542

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Solution

The third proportional to 28,830 and 44,542 is: 68,816.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,830 : 44,542 = 44,542 : x
  2. Step 2: Convert to fraction form
    28,830/44,542 = 44,542/x
  3. Step 3: Cross multiply
    28,830x = 44,542 × 44,542
  4. Step 4: Simplify right side
    28,830x = 1,983,989,764
  5. Step 5: Solve for x
    x = 1,983,989,764/28,830
  6. Step 6: Final answer
    x = 68,816.85

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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.