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Finding the Third Proportional to 296,247 and 446,988

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Solution

The third proportional to 296,247 and 446,988 is: 674,431.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,247 : 446,988 = 446,988 : x
  2. Step 2: Convert to fraction form
    296,247/446,988 = 446,988/x
  3. Step 3: Cross multiply
    296,247x = 446,988 × 446,988
  4. Step 4: Simplify right side
    296,247x = 199,798,272,144
  5. Step 5: Solve for x
    x = 199,798,272,144/296,247
  6. Step 6: Final answer
    x = 674,431.38

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.