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Finding the Third Proportional to 323.50 and 504.25

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Solution

The third proportional to 323.50 and 504.25 is: 785.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    323.50 : 504.25 = 504.25 : x
  2. Step 2: Convert to fraction form
    323.50/504.25 = 504.25/x
  3. Step 3: Cross multiply
    323.50x = 504.25 × 504.25
  4. Step 4: Simplify right side
    323.50x = 254,268.06
  5. Step 5: Solve for x
    x = 254,268.06/323.50
  6. Step 6: Final answer
    x = 785.99

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.