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Finding the Third Proportional to 300,541 and 634,616

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Solution

The third proportional to 300,541 and 634,616 is: 1,340,041.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,541 : 634,616 = 634,616 : x
  2. Step 2: Convert to fraction form
    300,541/634,616 = 634,616/x
  3. Step 3: Cross multiply
    300,541x = 634,616 × 634,616
  4. Step 4: Simplify right side
    300,541x = 402,737,467,456
  5. Step 5: Solve for x
    x = 402,737,467,456/300,541
  6. Step 6: Final answer
    x = 1,340,041.68

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.