Finding the Third Proportional to 13,461.19 and 20,946.09
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Solution
The third proportional to 13,461.19 and 20,946.09 is: 32,592.88
Step by Step Solution
- Step 1: Write the proportion equation
13,461.19 : 20,946.09 = 20,946.09 : x - Step 2: Convert to fraction form
13,461.19/20,946.09 = 20,946.09/x - Step 3: Cross multiply
13,461.19x = 20,946.09 × 20,946.09 - Step 4: Simplify right side
13,461.19x = 438,738,843.38 - Step 5: Solve for x
x = 438,738,843.38/13,461.19 - Step 6: Final answer
x = 32,592.88
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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.