Finding the Fourth Proportional to 4,950,830.92, 7,426,350.08 and 1,585,028.20
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Solution
The fourth proportional to 4,950,830.92, 7,426,350.08 and 1,585,028.20 is: 2,377,575.50
Step by Step Solution
- Step 1: Write the proportion equation
4,950,830.92 : 7,426,350.08 = 1,585,028.20 : x - Step 2: Convert to fraction form
4,950,830.92/7,426,350.08 = 1,585,028.20/x - Step 3: Cross multiply
4,950,830.92x = 7,426,350.08 × 1,585,028.20 - Step 4: Simplify right side
4,950,830.92x = 11,770,974,299,872.26 - Step 5: Solve for x
x = 11,770,974,299,872.26/4,950,830.92 - Step 6: Final answer
x = 2,377,575.50
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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.