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Finding the Third Proportional to 445,975.88 and 635,748.75

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Solution

The third proportional to 445,975.88 and 635,748.75 is: 906,274.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,975.88 : 635,748.75 = 635,748.75 : x
  2. Step 2: Convert to fraction form
    445,975.88/635,748.75 = 635,748.75/x
  3. Step 3: Cross multiply
    445,975.88x = 635,748.75 × 635,748.75
  4. Step 4: Simplify right side
    445,975.88x = 404,176,473,126.56
  5. Step 5: Solve for x
    x = 404,176,473,126.56/445,975.88
  6. Step 6: Final answer
    x = 906,274.30

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.