Finding the Fourth Proportional to 236,955.68, 327,021.71 and 140,190.65
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Solution
The fourth proportional to 236,955.68, 327,021.71 and 140,190.65 is: 193,476.62
Step by Step Solution
- Step 1: Write the proportion equation
236,955.68 : 327,021.71 = 140,190.65 : x - Step 2: Convert to fraction form
236,955.68/327,021.71 = 140,190.65/x - Step 3: Cross multiply
236,955.68x = 327,021.71 × 140,190.65 - Step 4: Simplify right side
236,955.68x = 45,845,384,979.28 - Step 5: Solve for x
x = 45,845,384,979.28/236,955.68 - Step 6: Final answer
x = 193,476.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.