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Finding the Third Proportional to 193,482 and 298,979

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Solution

The third proportional to 193,482 and 298,979 is: 461,998.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,482 : 298,979 = 298,979 : x
  2. Step 2: Convert to fraction form
    193,482/298,979 = 298,979/x
  3. Step 3: Cross multiply
    193,482x = 298,979 × 298,979
  4. Step 4: Simplify right side
    193,482x = 89,388,442,441
  5. Step 5: Solve for x
    x = 89,388,442,441/193,482
  6. Step 6: Final answer
    x = 461,998.75

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.