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Finding the Third Proportional to 47,244 and 73,740

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Solution

The third proportional to 47,244 and 73,740 is: 115,095.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,244 : 73,740 = 73,740 : x
  2. Step 2: Convert to fraction form
    47,244/73,740 = 73,740/x
  3. Step 3: Cross multiply
    47,244x = 73,740 × 73,740
  4. Step 4: Simplify right side
    47,244x = 5,437,587,600
  5. Step 5: Solve for x
    x = 5,437,587,600/47,244
  6. Step 6: Final answer
    x = 115,095.83

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.