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Finding the Third Proportional to 300,702.38 and 449,580.38

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Solution

The third proportional to 300,702.38 and 449,580.38 is: 672,168.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,702.38 : 449,580.38 = 449,580.38 : x
  2. Step 2: Convert to fraction form
    300,702.38/449,580.38 = 449,580.38/x
  3. Step 3: Cross multiply
    300,702.38x = 449,580.38 × 449,580.38
  4. Step 4: Simplify right side
    300,702.38x = 202,122,513,585.14
  5. Step 5: Solve for x
    x = 202,122,513,585.14/300,702.38
  6. Step 6: Final answer
    x = 672,168.00

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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.