Finding the Fourth Proportional to 361,794.48, 542,691.76 and 125,007.98
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Solution
The fourth proportional to 361,794.48, 542,691.76 and 125,007.98 is: 187,511.98
Step by Step Solution
- Step 1: Write the proportion equation
361,794.48 : 542,691.76 = 125,007.98 : x - Step 2: Convert to fraction form
361,794.48/542,691.76 = 125,007.98/x - Step 3: Cross multiply
361,794.48x = 542,691.76 × 125,007.98 - Step 4: Simplify right side
361,794.48x = 67,840,800,680.24 - Step 5: Solve for x
x = 67,840,800,680.24/361,794.48 - Step 6: Final answer
x = 187,511.98
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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.