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Finding the Third Proportional to 363,720 and 790,388.25

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Solution

The third proportional to 363,720 and 790,388.25 is: 1,717,567.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,720 : 790,388.25 = 790,388.25 : x
  2. Step 2: Convert to fraction form
    363,720/790,388.25 = 790,388.25/x
  3. Step 3: Cross multiply
    363,720x = 790,388.25 × 790,388.25
  4. Step 4: Simplify right side
    363,720x = 624,713,585,738.06
  5. Step 5: Solve for x
    x = 624,713,585,738.06/363,720
  6. Step 6: Final answer
    x = 1,717,567.32

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.