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Finding the Third Proportional to 322,943.75 and 695,243.25

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Solution

The third proportional to 322,943.75 and 695,243.25 is: 1,496,741.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,943.75 : 695,243.25 = 695,243.25 : x
  2. Step 2: Convert to fraction form
    322,943.75/695,243.25 = 695,243.25/x
  3. Step 3: Cross multiply
    322,943.75x = 695,243.25 × 695,243.25
  4. Step 4: Simplify right side
    322,943.75x = 483,363,176,670.56
  5. Step 5: Solve for x
    x = 483,363,176,670.56/322,943.75
  6. Step 6: Final answer
    x = 1,496,741.08

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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.