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Finding the Third Proportional to 542,613 and 1,178,601

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Solution

The third proportional to 542,613 and 1,178,601 is: 2,560,020.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,613 : 1,178,601 = 1,178,601 : x
  2. Step 2: Convert to fraction form
    542,613/1,178,601 = 1,178,601/x
  3. Step 3: Cross multiply
    542,613x = 1,178,601 × 1,178,601
  4. Step 4: Simplify right side
    542,613x = 1,389,100,317,201
  5. Step 5: Solve for x
    x = 1,389,100,317,201/542,613
  6. Step 6: Final answer
    x = 2,560,020.34

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.