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Finding the Third Proportional to 245,222 and 374,961

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Solution

The third proportional to 245,222 and 374,961 is: 573,340.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,222 : 374,961 = 374,961 : x
  2. Step 2: Convert to fraction form
    245,222/374,961 = 374,961/x
  3. Step 3: Cross multiply
    245,222x = 374,961 × 374,961
  4. Step 4: Simplify right side
    245,222x = 140,595,751,521
  5. Step 5: Solve for x
    x = 140,595,751,521/245,222
  6. Step 6: Final answer
    x = 573,340.69

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.