Finding the Fourth Proportional to 5,542,409.70, 8,313,614.55 and 5,376,521.70
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Solution
The fourth proportional to 5,542,409.70, 8,313,614.55 and 5,376,521.70 is: 8,064,782.55
Step by Step Solution
- Step 1: Write the proportion equation
5,542,409.70 : 8,313,614.55 = 5,376,521.70 : x - Step 2: Convert to fraction form
5,542,409.70/8,313,614.55 = 5,376,521.70/x - Step 3: Cross multiply
5,542,409.70x = 8,313,614.55 × 5,376,521.70 - Step 4: Simplify right side
5,542,409.70x = 44,698,329,033,510.73 - Step 5: Solve for x
x = 44,698,329,033,510.73/5,542,409.70 - Step 6: Final answer
x = 8,064,782.55
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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.