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Finding the Third Proportional to 179,026 and 394,046

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Solution

The third proportional to 179,026 and 394,046 is: 867,316.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,026 : 394,046 = 394,046 : x
  2. Step 2: Convert to fraction form
    179,026/394,046 = 394,046/x
  3. Step 3: Cross multiply
    179,026x = 394,046 × 394,046
  4. Step 4: Simplify right side
    179,026x = 155,272,250,116
  5. Step 5: Solve for x
    x = 155,272,250,116/179,026
  6. Step 6: Final answer
    x = 867,316.76

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.