Finding the Fourth Proportional to 482,684.10, 724,285.35 and 202,229.70
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Solution
The fourth proportional to 482,684.10, 724,285.35 and 202,229.70 is: 303,453.15
Step by Step Solution
- Step 1: Write the proportion equation
482,684.10 : 724,285.35 = 202,229.70 : x - Step 2: Convert to fraction form
482,684.10/724,285.35 = 202,229.70/x - Step 3: Cross multiply
482,684.10x = 724,285.35 × 202,229.70 - Step 4: Simplify right side
482,684.10x = 146,472,009,044.90 - Step 5: Solve for x
x = 146,472,009,044.90/482,684.10 - Step 6: Final answer
x = 303,453.15
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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.