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Finding the Third Proportional to 333,772 and 516,497

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Solution

The third proportional to 333,772 and 516,497 is: 799,255.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,772 : 516,497 = 516,497 : x
  2. Step 2: Convert to fraction form
    333,772/516,497 = 516,497/x
  3. Step 3: Cross multiply
    333,772x = 516,497 × 516,497
  4. Step 4: Simplify right side
    333,772x = 266,769,151,009
  5. Step 5: Solve for x
    x = 266,769,151,009/333,772
  6. Step 6: Final answer
    x = 799,255.63

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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.