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Finding the Third Proportional to 3,159,962 and 4,515,603

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Solution

The third proportional to 3,159,962 and 4,515,603 is: 6,452,821.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,962 : 4,515,603 = 4,515,603 : x
  2. Step 2: Convert to fraction form
    3,159,962/4,515,603 = 4,515,603/x
  3. Step 3: Cross multiply
    3,159,962x = 4,515,603 × 4,515,603
  4. Step 4: Simplify right side
    3,159,962x = 20,390,670,453,609
  5. Step 5: Solve for x
    x = 20,390,670,453,609/3,159,962
  6. Step 6: Final answer
    x = 6,452,821.41

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.