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Finding the Third Proportional to 818,770 and 1,770,704

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Solution

The third proportional to 818,770 and 1,770,704 is: 3,829,393.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,770 : 1,770,704 = 1,770,704 : x
  2. Step 2: Convert to fraction form
    818,770/1,770,704 = 1,770,704/x
  3. Step 3: Cross multiply
    818,770x = 1,770,704 × 1,770,704
  4. Step 4: Simplify right side
    818,770x = 3,135,392,655,616
  5. Step 5: Solve for x
    x = 3,135,392,655,616/818,770
  6. Step 6: Final answer
    x = 3,829,393.67

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.