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Finding the Third Proportional to 173,786 and 367,276

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Solution

The third proportional to 173,786 and 367,276 is: 776,194.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,786 : 367,276 = 367,276 : x
  2. Step 2: Convert to fraction form
    173,786/367,276 = 367,276/x
  3. Step 3: Cross multiply
    173,786x = 367,276 × 367,276
  4. Step 4: Simplify right side
    173,786x = 134,891,660,176
  5. Step 5: Solve for x
    x = 134,891,660,176/173,786
  6. Step 6: Final answer
    x = 776,194.06

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.