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Finding the Third Proportional to 181,827 and 388,926

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Solution

The third proportional to 181,827 and 388,926 is: 831,908.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,827 : 388,926 = 388,926 : x
  2. Step 2: Convert to fraction form
    181,827/388,926 = 388,926/x
  3. Step 3: Cross multiply
    181,827x = 388,926 × 388,926
  4. Step 4: Simplify right side
    181,827x = 151,263,433,476
  5. Step 5: Solve for x
    x = 151,263,433,476/181,827
  6. Step 6: Final answer
    x = 831,908.54

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.