Finding the Fourth Proportional to 4,152,206.70, 6,228,310.05 and 3,703,434.30
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Solution
The fourth proportional to 4,152,206.70, 6,228,310.05 and 3,703,434.30 is: 5,555,151.45
Step by Step Solution
- Step 1: Write the proportion equation
4,152,206.70 : 6,228,310.05 = 3,703,434.30 : x - Step 2: Convert to fraction form
4,152,206.70/6,228,310.05 = 3,703,434.30/x - Step 3: Cross multiply
4,152,206.70x = 6,228,310.05 × 3,703,434.30 - Step 4: Simplify right side
4,152,206.70x = 23,066,137,070,204.71 - Step 5: Solve for x
x = 23,066,137,070,204.71/4,152,206.70 - Step 6: Final answer
x = 5,555,151.45
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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.