Finding the Third Proportional to 2,930.50 and 6,917.75
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Solution
The third proportional to 2,930.50 and 6,917.75 is: 16,330.07
Step by Step Solution
- Step 1: Write the proportion equation
2,930.50 : 6,917.75 = 6,917.75 : x - Step 2: Convert to fraction form
2,930.50/6,917.75 = 6,917.75/x - Step 3: Cross multiply
2,930.50x = 6,917.75 × 6,917.75 - Step 4: Simplify right side
2,930.50x = 47,855,265.06 - Step 5: Solve for x
x = 47,855,265.06/2,930.50 - Step 6: Final answer
x = 16,330.07
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Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.