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Finding the Third Proportional to 455,703 and 997,185

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Solution

The third proportional to 455,703 and 997,185 is: 2,182,074.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,703 : 997,185 = 997,185 : x
  2. Step 2: Convert to fraction form
    455,703/997,185 = 997,185/x
  3. Step 3: Cross multiply
    455,703x = 997,185 × 997,185
  4. Step 4: Simplify right side
    455,703x = 994,377,924,225
  5. Step 5: Solve for x
    x = 994,377,924,225/455,703
  6. Step 6: Final answer
    x = 2,182,074.56

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.