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Finding the Third Proportional to 196,618 and 295,900

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Solution

The third proportional to 196,618 and 295,900 is: 445,314.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,618 : 295,900 = 295,900 : x
  2. Step 2: Convert to fraction form
    196,618/295,900 = 295,900/x
  3. Step 3: Cross multiply
    196,618x = 295,900 × 295,900
  4. Step 4: Simplify right side
    196,618x = 87,556,810,000
  5. Step 5: Solve for x
    x = 87,556,810,000/196,618
  6. Step 6: Final answer
    x = 445,314.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.