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Finding the Third Proportional to 968,190 and 1,421,181

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Solution

The third proportional to 968,190 and 1,421,181 is: 2,086,114.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,190 : 1,421,181 = 1,421,181 : x
  2. Step 2: Convert to fraction form
    968,190/1,421,181 = 1,421,181/x
  3. Step 3: Cross multiply
    968,190x = 1,421,181 × 1,421,181
  4. Step 4: Simplify right side
    968,190x = 2,019,755,434,761
  5. Step 5: Solve for x
    x = 2,019,755,434,761/968,190
  6. Step 6: Final answer
    x = 2,086,114.74

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.