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Finding the Third Proportional to 86,953 and 183,246

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Solution

The third proportional to 86,953 and 183,246 is: 386,175.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,953 : 183,246 = 183,246 : x
  2. Step 2: Convert to fraction form
    86,953/183,246 = 183,246/x
  3. Step 3: Cross multiply
    86,953x = 183,246 × 183,246
  4. Step 4: Simplify right side
    86,953x = 33,579,096,516
  5. Step 5: Solve for x
    x = 33,579,096,516/86,953
  6. Step 6: Final answer
    x = 386,175.25

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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.