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Finding the Third Proportional to 789,960 and 1,128,852

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Solution

The third proportional to 789,960 and 1,128,852 is: 1,613,128.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,960 : 1,128,852 = 1,128,852 : x
  2. Step 2: Convert to fraction form
    789,960/1,128,852 = 1,128,852/x
  3. Step 3: Cross multiply
    789,960x = 1,128,852 × 1,128,852
  4. Step 4: Simplify right side
    789,960x = 1,274,306,837,904
  5. Step 5: Solve for x
    x = 1,274,306,837,904/789,960
  6. Step 6: Final answer
    x = 1,613,128.31

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