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Finding the Third Proportional to 351,222 and 755,715

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Solution

The third proportional to 351,222 and 755,715 is: 1,626,051.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,222 : 755,715 = 755,715 : x
  2. Step 2: Convert to fraction form
    351,222/755,715 = 755,715/x
  3. Step 3: Cross multiply
    351,222x = 755,715 × 755,715
  4. Step 4: Simplify right side
    351,222x = 571,105,161,225
  5. Step 5: Solve for x
    x = 571,105,161,225/351,222
  6. Step 6: Final answer
    x = 1,626,051.79

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.