Finding the Fourth Proportional to 5,997,423.87, 8,267,836.05 and 4,275,555.03
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Solution
The fourth proportional to 5,997,423.87, 8,267,836.05 and 4,275,555.03 is: 5,894,128.68
Step by Step Solution
- Step 1: Write the proportion equation
5,997,423.87 : 8,267,836.05 = 4,275,555.03 : x - Step 2: Convert to fraction form
5,997,423.87/8,267,836.05 = 4,275,555.03/x - Step 3: Cross multiply
5,997,423.87x = 8,267,836.05 × 4,275,555.03 - Step 4: Simplify right side
5,997,423.87x = 35,349,588,010,792.84 - Step 5: Solve for x
x = 35,349,588,010,792.84/5,997,423.87 - Step 6: Final answer
x = 5,894,128.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.