Finding the Fourth Proportional to 5,372,456.96, 8,059,560.96 and 1,586,322.56
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Solution
The fourth proportional to 5,372,456.96, 8,059,560.96 and 1,586,322.56 is: 2,379,742.35
Step by Step Solution
- Step 1: Write the proportion equation
5,372,456.96 : 8,059,560.96 = 1,586,322.56 : x - Step 2: Convert to fraction form
5,372,456.96/8,059,560.96 = 1,586,322.56/x - Step 3: Cross multiply
5,372,456.96x = 8,059,560.96 × 1,586,322.56 - Step 4: Simplify right side
5,372,456.96x = 12,785,063,374,543.26 - Step 5: Solve for x
x = 12,785,063,374,543.26/5,372,456.96 - Step 6: Final answer
x = 2,379,742.35
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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.