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Finding the Third Proportional to 317,212 and 467,052

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Solution

The third proportional to 317,212 and 467,052 is: 687,671.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,212 : 467,052 = 467,052 : x
  2. Step 2: Convert to fraction form
    317,212/467,052 = 467,052/x
  3. Step 3: Cross multiply
    317,212x = 467,052 × 467,052
  4. Step 4: Simplify right side
    317,212x = 218,137,570,704
  5. Step 5: Solve for x
    x = 218,137,570,704/317,212
  6. Step 6: Final answer
    x = 687,671.24

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.