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Finding the Third Proportional to 194,720 and 418,524

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Solution

The third proportional to 194,720 and 418,524 is: 899,560.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,720 : 418,524 = 418,524 : x
  2. Step 2: Convert to fraction form
    194,720/418,524 = 418,524/x
  3. Step 3: Cross multiply
    194,720x = 418,524 × 418,524
  4. Step 4: Simplify right side
    194,720x = 175,162,338,576
  5. Step 5: Solve for x
    x = 175,162,338,576/194,720
  6. Step 6: Final answer
    x = 899,560.08

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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.