Finding the Fourth Proportional to 482,794.92, 724,149.84 and 216,483.96
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Solution
The fourth proportional to 482,794.92, 724,149.84 and 216,483.96 is: 324,706.87
Step by Step Solution
- Step 1: Write the proportion equation
482,794.92 : 724,149.84 = 216,483.96 : x - Step 2: Convert to fraction form
482,794.92/724,149.84 = 216,483.96/x - Step 3: Cross multiply
482,794.92x = 724,149.84 × 216,483.96 - Step 4: Simplify right side
482,794.92x = 156,766,824,996.57 - Step 5: Solve for x
x = 156,766,824,996.57/482,794.92 - Step 6: Final answer
x = 324,706.87
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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.