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Finding the Third Proportional to 297,380 and 446,159

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Solution

The third proportional to 297,380 and 446,159 is: 669,372.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,380 : 446,159 = 446,159 : x
  2. Step 2: Convert to fraction form
    297,380/446,159 = 446,159/x
  3. Step 3: Cross multiply
    297,380x = 446,159 × 446,159
  4. Step 4: Simplify right side
    297,380x = 199,057,853,281
  5. Step 5: Solve for x
    x = 199,057,853,281/297,380
  6. Step 6: Final answer
    x = 669,372.03

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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.