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Finding the Third Proportional to 353,343 and 773,979

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Solution

The third proportional to 353,343 and 773,979 is: 1,695,359.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,343 : 773,979 = 773,979 : x
  2. Step 2: Convert to fraction form
    353,343/773,979 = 773,979/x
  3. Step 3: Cross multiply
    353,343x = 773,979 × 773,979
  4. Step 4: Simplify right side
    353,343x = 599,043,492,441
  5. Step 5: Solve for x
    x = 599,043,492,441/353,343
  6. Step 6: Final answer
    x = 1,695,359.73

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.