Finding the Third Proportional to 19,180.50 and 41,580
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Solution
The third proportional to 19,180.50 and 41,580 is: 90,138.23
Step by Step Solution
- Step 1: Write the proportion equation
19,180.50 : 41,580 = 41,580 : x - Step 2: Convert to fraction form
19,180.50/41,580 = 41,580/x - Step 3: Cross multiply
19,180.50x = 41,580 × 41,580 - Step 4: Simplify right side
19,180.50x = 1,728,896,400 - Step 5: Solve for x
x = 1,728,896,400/19,180.50 - Step 6: Final answer
x = 90,138.23
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.