Finding the Third Proportional to 6,243.75 and 13,209.75
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Solution
The third proportional to 6,243.75 and 13,209.75 is: 27,947.55
Step by Step Solution
- Step 1: Write the proportion equation
6,243.75 : 13,209.75 = 13,209.75 : x - Step 2: Convert to fraction form
6,243.75/13,209.75 = 13,209.75/x - Step 3: Cross multiply
6,243.75x = 13,209.75 × 13,209.75 - Step 4: Simplify right side
6,243.75x = 174,497,495.06 - Step 5: Solve for x
x = 174,497,495.06/6,243.75 - Step 6: Final answer
x = 27,947.55
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.