Finding the Fourth Proportional to 5,970,695.80, 8,239,562.42 and 3,392,379.96
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Solution
The fourth proportional to 5,970,695.80, 8,239,562.42 and 3,392,379.96 is: 4,681,485.60
Step by Step Solution
- Step 1: Write the proportion equation
5,970,695.80 : 8,239,562.42 = 3,392,379.96 : x - Step 2: Convert to fraction form
5,970,695.80/8,239,562.42 = 3,392,379.96/x - Step 3: Cross multiply
5,970,695.80x = 8,239,562.42 × 3,392,379.96 - Step 4: Simplify right side
5,970,695.80x = 27,951,726,432,777.10 - Step 5: Solve for x
x = 27,951,726,432,777.10/5,970,695.80 - Step 6: Final answer
x = 4,681,485.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.