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Finding the Third Proportional to 75,089 and 163,246

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Solution

The third proportional to 75,089 and 163,246 is: 354,902.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,089 : 163,246 = 163,246 : x
  2. Step 2: Convert to fraction form
    75,089/163,246 = 163,246/x
  3. Step 3: Cross multiply
    75,089x = 163,246 × 163,246
  4. Step 4: Simplify right side
    75,089x = 26,649,256,516
  5. Step 5: Solve for x
    x = 26,649,256,516/75,089
  6. Step 6: Final answer
    x = 354,902.27

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.