Finding the Fourth Proportional to 408,657.44, 612,979.99 and 183,859.13
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Solution
The fourth proportional to 408,657.44, 612,979.99 and 183,859.13 is: 275,785.92
Step by Step Solution
- Step 1: Write the proportion equation
408,657.44 : 612,979.99 = 183,859.13 : x - Step 2: Convert to fraction form
408,657.44/612,979.99 = 183,859.13/x - Step 3: Cross multiply
408,657.44x = 612,979.99 × 183,859.13 - Step 4: Simplify right side
408,657.44x = 112,701,967,668.81 - Step 5: Solve for x
x = 112,701,967,668.81/408,657.44 - Step 6: Final answer
x = 275,785.92
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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.