Finding the Third Proportional to 2,940.75 and 3,031.88
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Solution
The third proportional to 2,940.75 and 3,031.88 is: 3,125.82
Step by Step Solution
- Step 1: Write the proportion equation
2,940.75 : 3,031.88 = 3,031.88 : x - Step 2: Convert to fraction form
2,940.75/3,031.88 = 3,031.88/x - Step 3: Cross multiply
2,940.75x = 3,031.88 × 3,031.88 - Step 4: Simplify right side
2,940.75x = 9,192,266.02 - Step 5: Solve for x
x = 9,192,266.02/2,940.75 - Step 6: Final answer
x = 3,125.82
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These problems maintain the same ratio (1.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.