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Finding the Third Proportional to 160,956 and 342,702

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Solution

The third proportional to 160,956 and 342,702 is: 729,669.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,956 : 342,702 = 342,702 : x
  2. Step 2: Convert to fraction form
    160,956/342,702 = 342,702/x
  3. Step 3: Cross multiply
    160,956x = 342,702 × 342,702
  4. Step 4: Simplify right side
    160,956x = 117,444,660,804
  5. Step 5: Solve for x
    x = 117,444,660,804/160,956
  6. Step 6: Final answer
    x = 729,669.36

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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.