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Finding the Third Proportional to 222,255 and 344,664

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Solution

The third proportional to 222,255 and 344,664 is: 534,490.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,255 : 344,664 = 344,664 : x
  2. Step 2: Convert to fraction form
    222,255/344,664 = 344,664/x
  3. Step 3: Cross multiply
    222,255x = 344,664 × 344,664
  4. Step 4: Simplify right side
    222,255x = 118,793,272,896
  5. Step 5: Solve for x
    x = 118,793,272,896/222,255
  6. Step 6: Final answer
    x = 534,490.89

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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.