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Finding the Third Proportional to 156,859 and 236,759

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Solution

The third proportional to 156,859 and 236,759 is: 357,358.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,859 : 236,759 = 236,759 : x
  2. Step 2: Convert to fraction form
    156,859/236,759 = 236,759/x
  3. Step 3: Cross multiply
    156,859x = 236,759 × 236,759
  4. Step 4: Simplify right side
    156,859x = 56,054,824,081
  5. Step 5: Solve for x
    x = 56,054,824,081/156,859
  6. Step 6: Final answer
    x = 357,358.04

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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.