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Finding the Third Proportional to 193,198.50 and 414,967.50

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Solution

The third proportional to 193,198.50 and 414,967.50 is: 891,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,198.50 : 414,967.50 = 414,967.50 : x
  2. Step 2: Convert to fraction form
    193,198.50/414,967.50 = 414,967.50/x
  3. Step 3: Cross multiply
    193,198.50x = 414,967.50 × 414,967.50
  4. Step 4: Simplify right side
    193,198.50x = 172,198,026,056.25
  5. Step 5: Solve for x
    x = 172,198,026,056.25/193,198.50
  6. Step 6: Final answer
    x = 891,301.05

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.