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Finding the Third Proportional to 317,277 and 475,956

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Solution

The third proportional to 317,277 and 475,956 is: 713,994.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,277 : 475,956 = 475,956 : x
  2. Step 2: Convert to fraction form
    317,277/475,956 = 475,956/x
  3. Step 3: Cross multiply
    317,277x = 475,956 × 475,956
  4. Step 4: Simplify right side
    317,277x = 226,534,113,936
  5. Step 5: Solve for x
    x = 226,534,113,936/317,277
  6. Step 6: Final answer
    x = 713,994.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.