Finding the Fourth Proportional to 532,220.80, 798,331.20 and 158,195.20
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Solution
The fourth proportional to 532,220.80, 798,331.20 and 158,195.20 is: 237,292.80
Step by Step Solution
- Step 1: Write the proportion equation
532,220.80 : 798,331.20 = 158,195.20 : x - Step 2: Convert to fraction form
532,220.80/798,331.20 = 158,195.20/x - Step 3: Cross multiply
532,220.80x = 798,331.20 × 158,195.20 - Step 4: Simplify right side
532,220.80x = 126,292,163,850.24 - Step 5: Solve for x
x = 126,292,163,850.24/532,220.80 - Step 6: Final answer
x = 237,292.80
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Similar ratio
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1.5x scale
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.