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Finding the Third Proportional to 664,066 and 996,588

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Solution

The third proportional to 664,066 and 996,588 is: 1,495,615.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,066 : 996,588 = 996,588 : x
  2. Step 2: Convert to fraction form
    664,066/996,588 = 996,588/x
  3. Step 3: Cross multiply
    664,066x = 996,588 × 996,588
  4. Step 4: Simplify right side
    664,066x = 993,187,641,744
  5. Step 5: Solve for x
    x = 993,187,641,744/664,066
  6. Step 6: Final answer
    x = 1,495,615.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.