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Finding the Third Proportional to 47,482 and 73,813

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Solution

The third proportional to 47,482 and 73,813 is: 114,745.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,482 : 73,813 = 73,813 : x
  2. Step 2: Convert to fraction form
    47,482/73,813 = 73,813/x
  3. Step 3: Cross multiply
    47,482x = 73,813 × 73,813
  4. Step 4: Simplify right side
    47,482x = 5,448,358,969
  5. Step 5: Solve for x
    x = 5,448,358,969/47,482
  6. Step 6: Final answer
    x = 114,745.78

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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.