Finding the Fourth Proportional to 5,529,201.60, 8,293,212.80 and 1,935,037.20
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Solution
The fourth proportional to 5,529,201.60, 8,293,212.80 and 1,935,037.20 is: 2,902,349.46
Step by Step Solution
- Step 1: Write the proportion equation
5,529,201.60 : 8,293,212.80 = 1,935,037.20 : x - Step 2: Convert to fraction form
5,529,201.60/8,293,212.80 = 1,935,037.20/x - Step 3: Cross multiply
5,529,201.60x = 8,293,212.80 × 1,935,037.20 - Step 4: Simplify right side
5,529,201.60x = 16,047,675,275,516.16 - Step 5: Solve for x
x = 16,047,675,275,516.16/5,529,201.60 - Step 6: Final answer
x = 2,902,349.46
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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.