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Finding the Third Proportional to 701,720 and 1,543,408

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Solution

The third proportional to 701,720 and 1,543,408 is: 3,394,670.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,720 : 1,543,408 = 1,543,408 : x
  2. Step 2: Convert to fraction form
    701,720/1,543,408 = 1,543,408/x
  3. Step 3: Cross multiply
    701,720x = 1,543,408 × 1,543,408
  4. Step 4: Simplify right side
    701,720x = 2,382,108,254,464
  5. Step 5: Solve for x
    x = 2,382,108,254,464/701,720
  6. Step 6: Final answer
    x = 3,394,670.60

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.