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Finding the Third Proportional to 323,191 and 698,006

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Solution

The third proportional to 323,191 and 698,006 is: 1,507,506.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,191 : 698,006 = 698,006 : x
  2. Step 2: Convert to fraction form
    323,191/698,006 = 698,006/x
  3. Step 3: Cross multiply
    323,191x = 698,006 × 698,006
  4. Step 4: Simplify right side
    323,191x = 487,212,376,036
  5. Step 5: Solve for x
    x = 487,212,376,036/323,191
  6. Step 6: Final answer
    x = 1,507,506.01

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.