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Finding the Third Proportional to 343,309.50 and 695,956.50

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Solution

The third proportional to 343,309.50 and 695,956.50 is: 1,410,841.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,309.50 : 695,956.50 = 695,956.50 : x
  2. Step 2: Convert to fraction form
    343,309.50/695,956.50 = 695,956.50/x
  3. Step 3: Cross multiply
    343,309.50x = 695,956.50 × 695,956.50
  4. Step 4: Simplify right side
    343,309.50x = 484,355,449,892.25
  5. Step 5: Solve for x
    x = 484,355,449,892.25/343,309.50
  6. Step 6: Final answer
    x = 1,410,841.97

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.