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Finding the Third Proportional to 108,621.75 and 227,173.88

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Solution

The third proportional to 108,621.75 and 227,173.88 is: 475,116.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,621.75 : 227,173.88 = 227,173.88 : x
  2. Step 2: Convert to fraction form
    108,621.75/227,173.88 = 227,173.88/x
  3. Step 3: Cross multiply
    108,621.75x = 227,173.88 × 227,173.88
  4. Step 4: Simplify right side
    108,621.75x = 51,607,969,482.52
  5. Step 5: Solve for x
    x = 51,607,969,482.52/108,621.75
  6. Step 6: Final answer
    x = 475,116.35

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.