Finding the Fourth Proportional to 5,445,695.08, 8,169,760.86 and 1,659,474.28
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Solution
The fourth proportional to 5,445,695.08, 8,169,760.86 and 1,659,474.28 is: 2,489,582.66
Step by Step Solution
- Step 1: Write the proportion equation
5,445,695.08 : 8,169,760.86 = 1,659,474.28 : x - Step 2: Convert to fraction form
5,445,695.08/8,169,760.86 = 1,659,474.28/x - Step 3: Cross multiply
5,445,695.08x = 8,169,760.86 × 1,659,474.28 - Step 4: Simplify right side
5,445,695.08x = 13,557,508,020,920.68 - Step 5: Solve for x
x = 13,557,508,020,920.68/5,445,695.08 - Step 6: Final answer
x = 2,489,582.66
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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.