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Finding the Third Proportional to 37,047 and 79,884

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Solution

The third proportional to 37,047 and 79,884 is: 172,252.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,047 : 79,884 = 79,884 : x
  2. Step 2: Convert to fraction form
    37,047/79,884 = 79,884/x
  3. Step 3: Cross multiply
    37,047x = 79,884 × 79,884
  4. Step 4: Simplify right side
    37,047x = 6,381,453,456
  5. Step 5: Solve for x
    x = 6,381,453,456/37,047
  6. Step 6: Final answer
    x = 172,252.91

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.