Finding the Fourth Proportional to 396,341.96, 547,093.74 and 235,196.99
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Solution
The fourth proportional to 396,341.96, 547,093.74 and 235,196.99 is: 324,656.02
Step by Step Solution
- Step 1: Write the proportion equation
396,341.96 : 547,093.74 = 235,196.99 : x - Step 2: Convert to fraction form
396,341.96/547,093.74 = 235,196.99/x - Step 3: Cross multiply
396,341.96x = 547,093.74 × 235,196.99 - Step 4: Simplify right side
396,341.96x = 128,674,802,632.67 - Step 5: Solve for x
x = 128,674,802,632.67/396,341.96 - Step 6: Final answer
x = 324,656.02
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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.