Finding the Fourth Proportional to 6,246,853.02, 8,620,596.45 and 3,493,509.12
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Solution
The fourth proportional to 6,246,853.02, 8,620,596.45 and 3,493,509.12 is: 4,821,008.63
Step by Step Solution
- Step 1: Write the proportion equation
6,246,853.02 : 8,620,596.45 = 3,493,509.12 : x - Step 2: Convert to fraction form
6,246,853.02/8,620,596.45 = 3,493,509.12/x - Step 3: Cross multiply
6,246,853.02x = 8,620,596.45 × 3,493,509.12 - Step 4: Simplify right side
6,246,853.02x = 30,116,132,317,914.62 - Step 5: Solve for x
x = 30,116,132,317,914.62/6,246,853.02 - Step 6: Final answer
x = 4,821,008.63
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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.