Finding the Fourth Proportional to 441,253.44, 661,770.81 and 125,713.08
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Solution
The fourth proportional to 441,253.44, 661,770.81 and 125,713.08 is: 188,538.47
Step by Step Solution
- Step 1: Write the proportion equation
441,253.44 : 661,770.81 = 125,713.08 : x - Step 2: Convert to fraction form
441,253.44/661,770.81 = 125,713.08/x - Step 3: Cross multiply
441,253.44x = 661,770.81 × 125,713.08 - Step 4: Simplify right side
441,253.44x = 83,193,246,779.19 - Step 5: Solve for x
x = 83,193,246,779.19/441,253.44 - Step 6: Final answer
x = 188,538.47
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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.