Finding the Fourth Proportional to 7,703,525.34, 10,630,734.12 and 4,265,692.56
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Solution
The fourth proportional to 7,703,525.34, 10,630,734.12 and 4,265,692.56 is: 5,886,583.28
Step by Step Solution
- Step 1: Write the proportion equation
7,703,525.34 : 10,630,734.12 = 4,265,692.56 : x - Step 2: Convert to fraction form
7,703,525.34/10,630,734.12 = 4,265,692.56/x - Step 3: Cross multiply
7,703,525.34x = 10,630,734.12 × 4,265,692.56 - Step 4: Simplify right side
7,703,525.34x = 45,347,443,443,022.14 - Step 5: Solve for x
x = 45,347,443,443,022.14/7,703,525.34 - Step 6: Final answer
x = 5,886,583.28
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1.5x scale
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.