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Finding the Third Proportional to 161,236 and 374,779

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Solution

The third proportional to 161,236 and 374,779 is: 871,141.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,236 : 374,779 = 374,779 : x
  2. Step 2: Convert to fraction form
    161,236/374,779 = 374,779/x
  3. Step 3: Cross multiply
    161,236x = 374,779 × 374,779
  4. Step 4: Simplify right side
    161,236x = 140,459,298,841
  5. Step 5: Solve for x
    x = 140,459,298,841/161,236
  6. Step 6: Final answer
    x = 871,141.05

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.