Finding the Fourth Proportional to 2,961,692.63, 4,442,538.99 and 717,830.63
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Solution
The fourth proportional to 2,961,692.63, 4,442,538.99 and 717,830.63 is: 1,076,745.96
Step by Step Solution
- Step 1: Write the proportion equation
2,961,692.63 : 4,442,538.99 = 717,830.63 : x - Step 2: Convert to fraction form
2,961,692.63/4,442,538.99 = 717,830.63/x - Step 3: Cross multiply
2,961,692.63x = 4,442,538.99 × 717,830.63 - Step 4: Simplify right side
2,961,692.63x = 3,188,990,559,129.96 - Step 5: Solve for x
x = 3,188,990,559,129.96/2,961,692.63 - Step 6: Final answer
x = 1,076,745.96
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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.