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Finding the Third Proportional to 773,486 and 1,712,860

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Solution

The third proportional to 773,486 and 1,712,860 is: 3,793,073.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,486 : 1,712,860 = 1,712,860 : x
  2. Step 2: Convert to fraction form
    773,486/1,712,860 = 1,712,860/x
  3. Step 3: Cross multiply
    773,486x = 1,712,860 × 1,712,860
  4. Step 4: Simplify right side
    773,486x = 2,933,889,379,600
  5. Step 5: Solve for x
    x = 2,933,889,379,600/773,486
  6. Step 6: Final answer
    x = 3,793,073.67

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.