Finding the Third Proportional to 7,474.75 and 15,860.63
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Solution
The third proportional to 7,474.75 and 15,860.63 is: 33,654.56
Step by Step Solution
- Step 1: Write the proportion equation
7,474.75 : 15,860.63 = 15,860.63 : x - Step 2: Convert to fraction form
7,474.75/15,860.63 = 15,860.63/x - Step 3: Cross multiply
7,474.75x = 15,860.63 × 15,860.63 - Step 4: Simplify right side
7,474.75x = 251,559,425.39 - Step 5: Solve for x
x = 251,559,425.39/7,474.75 - Step 6: Final answer
x = 33,654.56
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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.