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Finding the Third Proportional to 156,968 and 343,598

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Solution

The third proportional to 156,968 and 343,598 is: 752,125.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,968 : 343,598 = 343,598 : x
  2. Step 2: Convert to fraction form
    156,968/343,598 = 343,598/x
  3. Step 3: Cross multiply
    156,968x = 343,598 × 343,598
  4. Step 4: Simplify right side
    156,968x = 118,059,585,604
  5. Step 5: Solve for x
    x = 118,059,585,604/156,968
  6. Step 6: Final answer
    x = 752,125.18

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.