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Finding the Third Proportional to 888,534 and 1,269,720

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Solution

The third proportional to 888,534 and 1,269,720 is: 1,814,436.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,534 : 1,269,720 = 1,269,720 : x
  2. Step 2: Convert to fraction form
    888,534/1,269,720 = 1,269,720/x
  3. Step 3: Cross multiply
    888,534x = 1,269,720 × 1,269,720
  4. Step 4: Simplify right side
    888,534x = 1,612,188,878,400
  5. Step 5: Solve for x
    x = 1,612,188,878,400/888,534
  6. Step 6: Final answer
    x = 1,814,436.90

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Why These Related Problems?

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