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Finding the Third Proportional to 372,660 and 804,329

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Solution

The third proportional to 372,660 and 804,329 is: 1,736,019.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,660 : 804,329 = 804,329 : x
  2. Step 2: Convert to fraction form
    372,660/804,329 = 804,329/x
  3. Step 3: Cross multiply
    372,660x = 804,329 × 804,329
  4. Step 4: Simplify right side
    372,660x = 646,945,140,241
  5. Step 5: Solve for x
    x = 646,945,140,241/372,660
  6. Step 6: Final answer
    x = 1,736,019.80

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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.