Finding the Fourth Proportional to 324,593.92, 486,891.84 and 114,117.76
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Solution
The fourth proportional to 324,593.92, 486,891.84 and 114,117.76 is: 171,176.98
Step by Step Solution
- Step 1: Write the proportion equation
324,593.92 : 486,891.84 = 114,117.76 : x - Step 2: Convert to fraction form
324,593.92/486,891.84 = 114,117.76/x - Step 3: Cross multiply
324,593.92x = 486,891.84 × 114,117.76 - Step 4: Simplify right side
324,593.92x = 55,563,006,143.08 - Step 5: Solve for x
x = 55,563,006,143.08/324,593.92 - Step 6: Final answer
x = 171,176.98
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1.5x scale
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.