Finding the Fourth Proportional to 277,471.91, 416,208.06 and 67,110.05
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Solution
The fourth proportional to 277,471.91, 416,208.06 and 67,110.05 is: 100,665.12
Step by Step Solution
- Step 1: Write the proportion equation
277,471.91 : 416,208.06 = 67,110.05 : x - Step 2: Convert to fraction form
277,471.91/416,208.06 = 67,110.05/x - Step 3: Cross multiply
277,471.91x = 416,208.06 × 67,110.05 - Step 4: Simplify right side
277,471.91x = 27,931,741,635.96 - Step 5: Solve for x
x = 27,931,741,635.96/277,471.91 - Step 6: Final answer
x = 100,665.12
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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.