Finding the Fourth Proportional to 6,246,713.99, 8,620,904.60 and 3,493,657.58
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Solution
The fourth proportional to 6,246,713.99, 8,620,904.60 and 3,493,657.58 is: 4,821,493.15
Step by Step Solution
- Step 1: Write the proportion equation
6,246,713.99 : 8,620,904.60 = 3,493,657.58 : x - Step 2: Convert to fraction form
6,246,713.99/8,620,904.60 = 3,493,657.58/x - Step 3: Cross multiply
6,246,713.99x = 8,620,904.60 × 3,493,657.58 - Step 4: Simplify right side
6,246,713.99x = 30,118,488,727,930.12 - Step 5: Solve for x
x = 30,118,488,727,930.12/6,246,713.99 - Step 6: Final answer
x = 4,821,493.15
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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.