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Finding the Third Proportional to 108,624 and 163,630

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Solution

The third proportional to 108,624 and 163,630 is: 246,490.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,624 : 163,630 = 163,630 : x
  2. Step 2: Convert to fraction form
    108,624/163,630 = 163,630/x
  3. Step 3: Cross multiply
    108,624x = 163,630 × 163,630
  4. Step 4: Simplify right side
    108,624x = 26,774,776,900
  5. Step 5: Solve for x
    x = 26,774,776,900/108,624
  6. Step 6: Final answer
    x = 246,490.43

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.