Finding the Fourth Proportional to 5,345,692.68, 7,369,919.55 and 4,246,770.27
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Solution
The fourth proportional to 5,345,692.68, 7,369,919.55 and 4,246,770.27 is: 5,854,873.65
Step by Step Solution
- Step 1: Write the proportion equation
5,345,692.68 : 7,369,919.55 = 4,246,770.27 : x - Step 2: Convert to fraction form
5,345,692.68/7,369,919.55 = 4,246,770.27/x - Step 3: Cross multiply
5,345,692.68x = 7,369,919.55 × 4,246,770.27 - Step 4: Simplify right side
5,345,692.68x = 31,298,355,237,231.77 - Step 5: Solve for x
x = 31,298,355,237,231.77/5,345,692.68 - Step 6: Final answer
x = 5,854,873.65
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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.