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Finding the Third Proportional to 351,089 and 529,740

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Solution

The third proportional to 351,089 and 529,740 is: 799,297.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,089 : 529,740 = 529,740 : x
  2. Step 2: Convert to fraction form
    351,089/529,740 = 529,740/x
  3. Step 3: Cross multiply
    351,089x = 529,740 × 529,740
  4. Step 4: Simplify right side
    351,089x = 280,624,467,600
  5. Step 5: Solve for x
    x = 280,624,467,600/351,089
  6. Step 6: Final answer
    x = 799,297.24

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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.