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Finding the Third Proportional to 20,780.06 and 44,155.13

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Solution

The third proportional to 20,780.06 and 44,155.13 is: 93,824.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,780.06 : 44,155.13 = 44,155.13 : x
  2. Step 2: Convert to fraction form
    20,780.06/44,155.13 = 44,155.13/x
  3. Step 3: Cross multiply
    20,780.06x = 44,155.13 × 44,155.13
  4. Step 4: Simplify right side
    20,780.06x = 1,949,675,063.77
  5. Step 5: Solve for x
    x = 1,949,675,063.77/20,780.06
  6. Step 6: Final answer
    x = 93,824.31

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.