Finding the Fourth Proportional to 5,398,841.24, 7,450,489.46 and 3,223,574.48
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Solution
The fourth proportional to 5,398,841.24, 7,450,489.46 and 3,223,574.48 is: 4,448,585.65
Step by Step Solution
- Step 1: Write the proportion equation
5,398,841.24 : 7,450,489.46 = 3,223,574.48 : x - Step 2: Convert to fraction form
5,398,841.24/7,450,489.46 = 3,223,574.48/x - Step 3: Cross multiply
5,398,841.24x = 7,450,489.46 × 3,223,574.48 - Step 4: Simplify right side
5,398,841.24x = 24,017,207,686,764.98 - Step 5: Solve for x
x = 24,017,207,686,764.98/5,398,841.24 - Step 6: Final answer
x = 4,448,585.65
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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.