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Finding the Third Proportional to 109,118 and 239,056

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Solution

The third proportional to 109,118 and 239,056 is: 523,724.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,118 : 239,056 = 239,056 : x
  2. Step 2: Convert to fraction form
    109,118/239,056 = 239,056/x
  3. Step 3: Cross multiply
    109,118x = 239,056 × 239,056
  4. Step 4: Simplify right side
    109,118x = 57,147,771,136
  5. Step 5: Solve for x
    x = 57,147,771,136/109,118
  6. Step 6: Final answer
    x = 523,724.51

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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.