Finding the Fourth Proportional to 541,283.80, 811,925.70 and 167,344.60
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Solution
The fourth proportional to 541,283.80, 811,925.70 and 167,344.60 is: 251,016.90
Step by Step Solution
- Step 1: Write the proportion equation
541,283.80 : 811,925.70 = 167,344.60 : x - Step 2: Convert to fraction form
541,283.80/811,925.70 = 167,344.60/x - Step 3: Cross multiply
541,283.80x = 811,925.70 × 167,344.60 - Step 4: Simplify right side
541,283.80x = 135,871,381,496.22 - Step 5: Solve for x
x = 135,871,381,496.22/541,283.80 - Step 6: Final answer
x = 251,016.90
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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.