Finding the Fourth Proportional to 5,451,698.70, 8,177,548.05 and 5,346,722.70
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Solution
The fourth proportional to 5,451,698.70, 8,177,548.05 and 5,346,722.70 is: 8,020,084.05
Step by Step Solution
- Step 1: Write the proportion equation
5,451,698.70 : 8,177,548.05 = 5,346,722.70 : x - Step 2: Convert to fraction form
5,451,698.70/8,177,548.05 = 5,346,722.70/x - Step 3: Cross multiply
5,451,698.70x = 8,177,548.05 × 5,346,722.70 - Step 4: Simplify right side
5,451,698.70x = 43,723,081,789,275.73 - Step 5: Solve for x
x = 43,723,081,789,275.73/5,451,698.70 - Step 6: Final answer
x = 8,020,084.05
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Similar ratio
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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.