Finding the Fourth Proportional to 3,313,206.30, 4,969,809.45 and 2,242,451.10
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Solution
The fourth proportional to 3,313,206.30, 4,969,809.45 and 2,242,451.10 is: 3,363,676.65
Step by Step Solution
- Step 1: Write the proportion equation
3,313,206.30 : 4,969,809.45 = 2,242,451.10 : x - Step 2: Convert to fraction form
3,313,206.30/4,969,809.45 = 2,242,451.10/x - Step 3: Cross multiply
3,313,206.30x = 4,969,809.45 × 2,242,451.10 - Step 4: Simplify right side
3,313,206.30x = 11,144,554,667,942.90 - Step 5: Solve for x
x = 11,144,554,667,942.90/3,313,206.30 - Step 6: Final answer
x = 3,363,676.65
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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.