Finding the Fourth Proportional to 541,203.52, 811,605.12 and 186,119.68
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Solution
The fourth proportional to 541,203.52, 811,605.12 and 186,119.68 is: 279,110.69
Step by Step Solution
- Step 1: Write the proportion equation
541,203.52 : 811,605.12 = 186,119.68 : x - Step 2: Convert to fraction form
541,203.52/811,605.12 = 186,119.68/x - Step 3: Cross multiply
541,203.52x = 811,605.12 × 186,119.68 - Step 4: Simplify right side
541,203.52x = 151,055,685,220.76 - Step 5: Solve for x
x = 151,055,685,220.76/541,203.52 - Step 6: Final answer
x = 279,110.69
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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.