Finding the Fourth Proportional to 5,987,972.48, 8,263,305.60 and 3,271,660.16
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Solution
The fourth proportional to 5,987,972.48, 8,263,305.60 and 3,271,660.16 is: 4,514,838.34
Step by Step Solution
- Step 1: Write the proportion equation
5,987,972.48 : 8,263,305.60 = 3,271,660.16 : x - Step 2: Convert to fraction form
5,987,972.48/8,263,305.60 = 3,271,660.16/x - Step 3: Cross multiply
5,987,972.48x = 8,263,305.60 × 3,271,660.16 - Step 4: Simplify right side
5,987,972.48x = 27,034,727,721,424.89 - Step 5: Solve for x
x = 27,034,727,721,424.89/5,987,972.48 - Step 6: Final answer
x = 4,514,838.34
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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.