Finding the Fourth Proportional to 4,750,367.18, 6,555,331.08 and 2,574,863.62
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Solution
The fourth proportional to 4,750,367.18, 6,555,331.08 and 2,574,863.62 is: 3,553,216.60
Step by Step Solution
- Step 1: Write the proportion equation
4,750,367.18 : 6,555,331.08 = 2,574,863.62 : x - Step 2: Convert to fraction form
4,750,367.18/6,555,331.08 = 2,574,863.62/x - Step 3: Cross multiply
4,750,367.18x = 6,555,331.08 × 2,574,863.62 - Step 4: Simplify right side
4,750,367.18x = 16,879,083,508,510.15 - Step 5: Solve for x
x = 16,879,083,508,510.15/4,750,367.18 - Step 6: Final answer
x = 3,553,216.60
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1.5x scale
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.