Finding the Fourth Proportional to 366,888.23, 550,387.01 and 130,211.09
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Solution
The fourth proportional to 366,888.23, 550,387.01 and 130,211.09 is: 195,336.03
Step by Step Solution
- Step 1: Write the proportion equation
366,888.23 : 550,387.01 = 130,211.09 : x - Step 2: Convert to fraction form
366,888.23/550,387.01 = 130,211.09/x - Step 3: Cross multiply
366,888.23x = 550,387.01 × 130,211.09 - Step 4: Simplify right side
366,888.23x = 71,666,490,067.53 - Step 5: Solve for x
x = 71,666,490,067.53/366,888.23 - Step 6: Final answer
x = 195,336.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.