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Finding the Third Proportional to 577,619 and 1,288,052

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Solution

The third proportional to 577,619 and 1,288,052 is: 2,872,270.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,619 : 1,288,052 = 1,288,052 : x
  2. Step 2: Convert to fraction form
    577,619/1,288,052 = 1,288,052/x
  3. Step 3: Cross multiply
    577,619x = 1,288,052 × 1,288,052
  4. Step 4: Simplify right side
    577,619x = 1,659,077,954,704
  5. Step 5: Solve for x
    x = 1,659,077,954,704/577,619
  6. Step 6: Final answer
    x = 2,872,270.40

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.