Finding the Fourth Proportional to 3,525,335.85, 4,866,451.61 and 2,380,966.23
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Solution
The fourth proportional to 3,525,335.85, 4,866,451.61 and 2,380,966.23 is: 3,286,738.47
Step by Step Solution
- Step 1: Write the proportion equation
3,525,335.85 : 4,866,451.61 = 2,380,966.23 : x - Step 2: Convert to fraction form
3,525,335.85/4,866,451.61 = 2,380,966.23/x - Step 3: Cross multiply
3,525,335.85x = 4,866,451.61 × 2,380,966.23 - Step 4: Simplify right side
3,525,335.85x = 11,586,856,943,339.13 - Step 5: Solve for x
x = 11,586,856,943,339.13/3,525,335.85 - Step 6: Final answer
x = 3,286,738.47
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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.