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Finding the Third Proportional to 237,916 and 322,961

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Solution

The third proportional to 237,916 and 322,961 is: 438,406.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,916 : 322,961 = 322,961 : x
  2. Step 2: Convert to fraction form
    237,916/322,961 = 322,961/x
  3. Step 3: Cross multiply
    237,916x = 322,961 × 322,961
  4. Step 4: Simplify right side
    237,916x = 104,303,807,521
  5. Step 5: Solve for x
    x = 104,303,807,521/237,916
  6. Step 6: Final answer
    x = 438,406.02

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.