Finding the Fourth Proportional to 482,676.10, 724,273.35 and 202,221.70
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Solution
The fourth proportional to 482,676.10, 724,273.35 and 202,221.70 is: 303,441.14
Step by Step Solution
- Step 1: Write the proportion equation
482,676.10 : 724,273.35 = 202,221.70 : x - Step 2: Convert to fraction form
482,676.10/724,273.35 = 202,221.70/x - Step 3: Cross multiply
482,676.10x = 724,273.35 × 202,221.70 - Step 4: Simplify right side
482,676.10x = 146,463,788,101.70 - Step 5: Solve for x
x = 146,463,788,101.70/482,676.10 - Step 6: Final answer
x = 303,441.14
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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.