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Finding the Third Proportional to 303,372 and 662,040

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Solution

The third proportional to 303,372 and 662,040 is: 1,444,750.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,372 : 662,040 = 662,040 : x
  2. Step 2: Convert to fraction form
    303,372/662,040 = 662,040/x
  3. Step 3: Cross multiply
    303,372x = 662,040 × 662,040
  4. Step 4: Simplify right side
    303,372x = 438,296,961,600
  5. Step 5: Solve for x
    x = 438,296,961,600/303,372
  6. Step 6: Final answer
    x = 1,444,750.87

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.