Finding the Fourth Proportional to 7,267,590.40, 10,901,385.60 and 4,580,204.80
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Solution
The fourth proportional to 7,267,590.40, 10,901,385.60 and 4,580,204.80 is: 6,870,307.20
Step by Step Solution
- Step 1: Write the proportion equation
7,267,590.40 : 10,901,385.60 = 4,580,204.80 : x - Step 2: Convert to fraction form
7,267,590.40/10,901,385.60 = 4,580,204.80/x - Step 3: Cross multiply
7,267,590.40x = 10,901,385.60 × 4,580,204.80 - Step 4: Simplify right side
7,267,590.40x = 49,930,578,651,770.88 - Step 5: Solve for x
x = 49,930,578,651,770.88/7,267,590.40 - Step 6: Final answer
x = 6,870,307.20
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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.