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Finding the Third Proportional to 2,925 and 6,230.25

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Solution

The third proportional to 2,925 and 6,230.25 is: 13,270.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925 : 6,230.25 = 6,230.25 : x
  2. Step 2: Convert to fraction form
    2,925/6,230.25 = 6,230.25/x
  3. Step 3: Cross multiply
    2,925x = 6,230.25 × 6,230.25
  4. Step 4: Simplify right side
    2,925x = 38,816,015.06
  5. Step 5: Solve for x
    x = 38,816,015.06/2,925
  6. Step 6: Final answer
    x = 13,270.43

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.