Finding the Fourth Proportional to 5,991,244.20, 8,986,866.30 and 4,498,252.20
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Solution
The fourth proportional to 5,991,244.20, 8,986,866.30 and 4,498,252.20 is: 6,747,378.30
Step by Step Solution
- Step 1: Write the proportion equation
5,991,244.20 : 8,986,866.30 = 4,498,252.20 : x - Step 2: Convert to fraction form
5,991,244.20/8,986,866.30 = 4,498,252.20/x - Step 3: Cross multiply
5,991,244.20x = 8,986,866.30 × 4,498,252.20 - Step 4: Simplify right side
5,991,244.20x = 40,425,191,105,080.87 - Step 5: Solve for x
x = 40,425,191,105,080.87/5,991,244.20 - Step 6: Final answer
x = 6,747,378.30
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Double scale
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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.