Finding the Fourth Proportional to 332,149.40, 498,224.10 and 163,701.80
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Solution
The fourth proportional to 332,149.40, 498,224.10 and 163,701.80 is: 245,552.70
Step by Step Solution
- Step 1: Write the proportion equation
332,149.40 : 498,224.10 = 163,701.80 : x - Step 2: Convert to fraction form
332,149.40/498,224.10 = 163,701.80/x - Step 3: Cross multiply
332,149.40x = 498,224.10 × 163,701.80 - Step 4: Simplify right side
332,149.40x = 81,560,181,973.38 - Step 5: Solve for x
x = 81,560,181,973.38/332,149.40 - Step 6: Final answer
x = 245,552.70
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Double scale
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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.