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Finding the Third Proportional to 222,786 and 344,736

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Solution

The third proportional to 222,786 and 344,736 is: 533,439.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,786 : 344,736 = 344,736 : x
  2. Step 2: Convert to fraction form
    222,786/344,736 = 344,736/x
  3. Step 3: Cross multiply
    222,786x = 344,736 × 344,736
  4. Step 4: Simplify right side
    222,786x = 118,842,909,696
  5. Step 5: Solve for x
    x = 118,842,909,696/222,786
  6. Step 6: Final answer
    x = 533,439.76

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.