Finding the Fourth Proportional to 675,516.08, 932,170.20 and 373,710.08
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Solution
The fourth proportional to 675,516.08, 932,170.20 and 373,710.08 is: 515,696.68
Step by Step Solution
- Step 1: Write the proportion equation
675,516.08 : 932,170.20 = 373,710.08 : x - Step 2: Convert to fraction form
675,516.08/932,170.20 = 373,710.08/x - Step 3: Cross multiply
675,516.08x = 932,170.20 × 373,710.08 - Step 4: Simplify right side
675,516.08x = 348,361,400,015.62 - Step 5: Solve for x
x = 348,361,400,015.62/675,516.08 - Step 6: Final answer
x = 515,696.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.