Finding the Fourth Proportional to 339,768.04, 468,869.97 and 186,806.07
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Solution
The fourth proportional to 339,768.04, 468,869.97 and 186,806.07 is: 257,786.92
Step by Step Solution
- Step 1: Write the proportion equation
339,768.04 : 468,869.97 = 186,806.07 : x - Step 2: Convert to fraction form
339,768.04/468,869.97 = 186,806.07/x - Step 3: Cross multiply
339,768.04x = 468,869.97 × 186,806.07 - Step 4: Simplify right side
339,768.04x = 87,587,756,436.72 - Step 5: Solve for x
x = 87,587,756,436.72/339,768.04 - Step 6: Final answer
x = 257,786.92
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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.