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Finding the Third Proportional to 1,970,355 and 4,255,038

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Solution

The third proportional to 1,970,355 and 4,255,038 is: 9,188,876.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,355 : 4,255,038 = 4,255,038 : x
  2. Step 2: Convert to fraction form
    1,970,355/4,255,038 = 4,255,038/x
  3. Step 3: Cross multiply
    1,970,355x = 4,255,038 × 4,255,038
  4. Step 4: Simplify right side
    1,970,355x = 18,105,348,381,444
  5. Step 5: Solve for x
    x = 18,105,348,381,444/1,970,355
  6. Step 6: Final answer
    x = 9,188,876.31

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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.