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Finding the Third Proportional to 108,786 and 230,622

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Solution

The third proportional to 108,786 and 230,622 is: 488,909.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,786 : 230,622 = 230,622 : x
  2. Step 2: Convert to fraction form
    108,786/230,622 = 230,622/x
  3. Step 3: Cross multiply
    108,786x = 230,622 × 230,622
  4. Step 4: Simplify right side
    108,786x = 53,186,506,884
  5. Step 5: Solve for x
    x = 53,186,506,884/108,786
  6. Step 6: Final answer
    x = 488,909.48

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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.