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Finding the Third Proportional to 622,642 and 933,966

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Solution

The third proportional to 622,642 and 933,966 is: 1,400,953.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,642 : 933,966 = 933,966 : x
  2. Step 2: Convert to fraction form
    622,642/933,966 = 933,966/x
  3. Step 3: Cross multiply
    622,642x = 933,966 × 933,966
  4. Step 4: Simplify right side
    622,642x = 872,292,489,156
  5. Step 5: Solve for x
    x = 872,292,489,156/622,642
  6. Step 6: Final answer
    x = 1,400,953.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.