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Finding the Third Proportional to 174,767 and 382,242

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Solution

The third proportional to 174,767 and 382,242 is: 836,021.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,767 : 382,242 = 382,242 : x
  2. Step 2: Convert to fraction form
    174,767/382,242 = 382,242/x
  3. Step 3: Cross multiply
    174,767x = 382,242 × 382,242
  4. Step 4: Simplify right side
    174,767x = 146,108,946,564
  5. Step 5: Solve for x
    x = 146,108,946,564/174,767
  6. Step 6: Final answer
    x = 836,021.37

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.