Finding the Fourth Proportional to 416,168.11, 624,345.05 and 163,473.07
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Solution
The fourth proportional to 416,168.11, 624,345.05 and 163,473.07 is: 245,246.09
Step by Step Solution
- Step 1: Write the proportion equation
416,168.11 : 624,345.05 = 163,473.07 : x - Step 2: Convert to fraction form
416,168.11/624,345.05 = 163,473.07/x - Step 3: Cross multiply
416,168.11x = 624,345.05 × 163,473.07 - Step 4: Simplify right side
416,168.11x = 102,063,601,245.44 - Step 5: Solve for x
x = 102,063,601,245.44/416,168.11 - Step 6: Final answer
x = 245,246.09
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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.