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Finding the Third Proportional to 8,343 and 17,730

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Solution

The third proportional to 8,343 and 17,730 is: 37,678.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,343 : 17,730 = 17,730 : x
  2. Step 2: Convert to fraction form
    8,343/17,730 = 17,730/x
  3. Step 3: Cross multiply
    8,343x = 17,730 × 17,730
  4. Step 4: Simplify right side
    8,343x = 314,352,900
  5. Step 5: Solve for x
    x = 314,352,900/8,343
  6. Step 6: Final answer
    x = 37,678.64

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.