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Finding the Third Proportional to 889,066 and 1,270,457

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Solution

The third proportional to 889,066 and 1,270,457 is: 1,815,456.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,066 : 1,270,457 = 1,270,457 : x
  2. Step 2: Convert to fraction form
    889,066/1,270,457 = 1,270,457/x
  3. Step 3: Cross multiply
    889,066x = 1,270,457 × 1,270,457
  4. Step 4: Simplify right side
    889,066x = 1,614,060,988,849
  5. Step 5: Solve for x
    x = 1,614,060,988,849/889,066
  6. Step 6: Final answer
    x = 1,815,456.88

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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.