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Finding the Third Proportional to 246,645 and 530,003

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Solution

The third proportional to 246,645 and 530,003 is: 1,138,896.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,645 : 530,003 = 530,003 : x
  2. Step 2: Convert to fraction form
    246,645/530,003 = 530,003/x
  3. Step 3: Cross multiply
    246,645x = 530,003 × 530,003
  4. Step 4: Simplify right side
    246,645x = 280,903,180,009
  5. Step 5: Solve for x
    x = 280,903,180,009/246,645
  6. Step 6: Final answer
    x = 1,138,896.71

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.