Finding the Fourth Proportional to 303,350.13, 418,623.18 and 169,214.13
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Solution
The fourth proportional to 303,350.13, 418,623.18 and 169,214.13 is: 233,515.50
Step by Step Solution
- Step 1: Write the proportion equation
303,350.13 : 418,623.18 = 169,214.13 : x - Step 2: Convert to fraction form
303,350.13/418,623.18 = 169,214.13/x - Step 3: Cross multiply
303,350.13x = 418,623.18 × 169,214.13 - Step 4: Simplify right side
303,350.13x = 70,836,957,201.53 - Step 5: Solve for x
x = 70,836,957,201.53/303,350.13 - Step 6: Final answer
x = 233,515.50
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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.