Finding the Fourth Proportional to 296,129.08, 408,656.91 and 160,163.18
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Solution
The fourth proportional to 296,129.08, 408,656.91 and 160,163.18 is: 221,024.53
Step by Step Solution
- Step 1: Write the proportion equation
296,129.08 : 408,656.91 = 160,163.18 : x - Step 2: Convert to fraction form
296,129.08/408,656.91 = 160,163.18/x - Step 3: Cross multiply
296,129.08x = 408,656.91 × 160,163.18 - Step 4: Simplify right side
296,129.08x = 65,451,790,234.57 - Step 5: Solve for x
x = 65,451,790,234.57/296,129.08 - Step 6: Final answer
x = 221,024.53
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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.