Finding the Fourth Proportional to 264,363.36, 396,220.26 and 104,278.61
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Solution
The fourth proportional to 264,363.36, 396,220.26 and 104,278.61 is: 156,289.80
Step by Step Solution
- Step 1: Write the proportion equation
264,363.36 : 396,220.26 = 104,278.61 : x - Step 2: Convert to fraction form
264,363.36/396,220.26 = 104,278.61/x - Step 3: Cross multiply
264,363.36x = 396,220.26 × 104,278.61 - Step 4: Simplify right side
264,363.36x = 41,317,295,985.54 - Step 5: Solve for x
x = 41,317,295,985.54/264,363.36 - Step 6: Final answer
x = 156,289.80
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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.