Finding the Fourth Proportional to 407,387.94, 562,169.15 and 226,099.99
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Solution
The fourth proportional to 407,387.94, 562,169.15 and 226,099.99 is: 312,003.44
Step by Step Solution
- Step 1: Write the proportion equation
407,387.94 : 562,169.15 = 226,099.99 : x - Step 2: Convert to fraction form
407,387.94/562,169.15 = 226,099.99/x - Step 3: Cross multiply
407,387.94x = 562,169.15 × 226,099.99 - Step 4: Simplify right side
407,387.94x = 127,106,439,193.31 - Step 5: Solve for x
x = 127,106,439,193.31/407,387.94 - Step 6: Final answer
x = 312,003.44
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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.