Finding the Third Proportional to 5,239.55 and 7,927.03
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Solution
The third proportional to 5,239.55 and 7,927.03 is: 11,992.99
Step by Step Solution
- Step 1: Write the proportion equation
5,239.55 : 7,927.03 = 7,927.03 : x - Step 2: Convert to fraction form
5,239.55/7,927.03 = 7,927.03/x - Step 3: Cross multiply
5,239.55x = 7,927.03 × 7,927.03 - Step 4: Simplify right side
5,239.55x = 62,837,824.44 - Step 5: Solve for x
x = 62,837,824.44/5,239.55 - Step 6: Final answer
x = 11,992.99
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.