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Finding the Third Proportional to 372,771.75 and 804,420

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Solution

The third proportional to 372,771.75 and 804,420 is: 1,735,892.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,771.75 : 804,420 = 804,420 : x
  2. Step 2: Convert to fraction form
    372,771.75/804,420 = 804,420/x
  3. Step 3: Cross multiply
    372,771.75x = 804,420 × 804,420
  4. Step 4: Simplify right side
    372,771.75x = 647,091,536,400
  5. Step 5: Solve for x
    x = 647,091,536,400/372,771.75
  6. Step 6: Final answer
    x = 1,735,892.10

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.