Finding the Third Proportional to 6,291.44 and 13,689.97
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Solution
The third proportional to 6,291.44 and 13,689.97 is: 29,788.94
Step by Step Solution
- Step 1: Write the proportion equation
6,291.44 : 13,689.97 = 13,689.97 : x - Step 2: Convert to fraction form
6,291.44/13,689.97 = 13,689.97/x - Step 3: Cross multiply
6,291.44x = 13,689.97 × 13,689.97 - Step 4: Simplify right side
6,291.44x = 187,415,244.38 - Step 5: Solve for x
x = 187,415,244.38/6,291.44 - Step 6: Final answer
x = 29,788.94
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.