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Finding the Third Proportional to 115,346 and 168,555

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Solution

The third proportional to 115,346 and 168,555 is: 246,309.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,346 : 168,555 = 168,555 : x
  2. Step 2: Convert to fraction form
    115,346/168,555 = 168,555/x
  3. Step 3: Cross multiply
    115,346x = 168,555 × 168,555
  4. Step 4: Simplify right side
    115,346x = 28,410,788,025
  5. Step 5: Solve for x
    x = 28,410,788,025/115,346
  6. Step 6: Final answer
    x = 246,309.26

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.