Finding the Fourth Proportional to 4,367,232.20, 6,550,848.30 and 3,975,321.80
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Solution
The fourth proportional to 4,367,232.20, 6,550,848.30 and 3,975,321.80 is: 5,962,982.70
Step by Step Solution
- Step 1: Write the proportion equation
4,367,232.20 : 6,550,848.30 = 3,975,321.80 : x - Step 2: Convert to fraction form
4,367,232.20/6,550,848.30 = 3,975,321.80/x - Step 3: Cross multiply
4,367,232.20x = 6,550,848.30 × 3,975,321.80 - Step 4: Simplify right side
4,367,232.20x = 26,041,730,055,482.94 - Step 5: Solve for x
x = 26,041,730,055,482.94/4,367,232.20 - Step 6: Final answer
x = 5,962,982.70
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1.5x scale
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.