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Finding the Third Proportional to 40,246 and 85,828

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Solution

The third proportional to 40,246 and 85,828 is: 183,035.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,246 : 85,828 = 85,828 : x
  2. Step 2: Convert to fraction form
    40,246/85,828 = 85,828/x
  3. Step 3: Cross multiply
    40,246x = 85,828 × 85,828
  4. Step 4: Simplify right side
    40,246x = 7,366,445,584
  5. Step 5: Solve for x
    x = 7,366,445,584/40,246
  6. Step 6: Final answer
    x = 183,035.47

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.