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Finding the Third Proportional to 156,962 and 236,916

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Solution

The third proportional to 156,962 and 236,916 is: 357,597.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,962 : 236,916 = 236,916 : x
  2. Step 2: Convert to fraction form
    156,962/236,916 = 236,916/x
  3. Step 3: Cross multiply
    156,962x = 236,916 × 236,916
  4. Step 4: Simplify right side
    156,962x = 56,129,191,056
  5. Step 5: Solve for x
    x = 56,129,191,056/156,962
  6. Step 6: Final answer
    x = 357,597.32

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.