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Finding the Third Proportional to 84,016 and 183,440

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Solution

The third proportional to 84,016 and 183,440 is: 400,521.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,016 : 183,440 = 183,440 : x
  2. Step 2: Convert to fraction form
    84,016/183,440 = 183,440/x
  3. Step 3: Cross multiply
    84,016x = 183,440 × 183,440
  4. Step 4: Simplify right side
    84,016x = 33,650,233,600
  5. Step 5: Solve for x
    x = 33,650,233,600/84,016
  6. Step 6: Final answer
    x = 400,521.73

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.