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Finding the Third Proportional to 363,370 and 557,766

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Solution

The third proportional to 363,370 and 557,766 is: 856,160.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,370 : 557,766 = 557,766 : x
  2. Step 2: Convert to fraction form
    363,370/557,766 = 557,766/x
  3. Step 3: Cross multiply
    363,370x = 557,766 × 557,766
  4. Step 4: Simplify right side
    363,370x = 311,102,910,756
  5. Step 5: Solve for x
    x = 311,102,910,756/363,370
  6. Step 6: Final answer
    x = 856,160.14

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.