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Finding the Third Proportional to 168,702.75 and 356,906.25

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Solution

The third proportional to 168,702.75 and 356,906.25 is: 755,068.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,702.75 : 356,906.25 = 356,906.25 : x
  2. Step 2: Convert to fraction form
    168,702.75/356,906.25 = 356,906.25/x
  3. Step 3: Cross multiply
    168,702.75x = 356,906.25 × 356,906.25
  4. Step 4: Simplify right side
    168,702.75x = 127,382,071,289.06
  5. Step 5: Solve for x
    x = 127,382,071,289.06/168,702.75
  6. Step 6: Final answer
    x = 755,068.14

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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.