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Finding the Third Proportional to 222,830 and 460,418

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Solution

The third proportional to 222,830 and 460,418 is: 951,329.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,830 : 460,418 = 460,418 : x
  2. Step 2: Convert to fraction form
    222,830/460,418 = 460,418/x
  3. Step 3: Cross multiply
    222,830x = 460,418 × 460,418
  4. Step 4: Simplify right side
    222,830x = 211,984,734,724
  5. Step 5: Solve for x
    x = 211,984,734,724/222,830
  6. Step 6: Final answer
    x = 951,329.42

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.