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Finding the Third Proportional to 236,700 and 516,744

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Solution

The third proportional to 236,700 and 516,744 is: 1,128,113.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,700 : 516,744 = 516,744 : x
  2. Step 2: Convert to fraction form
    236,700/516,744 = 516,744/x
  3. Step 3: Cross multiply
    236,700x = 516,744 × 516,744
  4. Step 4: Simplify right side
    236,700x = 267,024,361,536
  5. Step 5: Solve for x
    x = 267,024,361,536/236,700
  6. Step 6: Final answer
    x = 1,128,113.06

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.