Finding the Fourth Proportional to 5,059,155.04, 6,983,986.80 and 2,993,521.12
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Solution
The fourth proportional to 5,059,155.04, 6,983,986.80 and 2,993,521.12 is: 4,132,451.33
Step by Step Solution
- Step 1: Write the proportion equation
5,059,155.04 : 6,983,986.80 = 2,993,521.12 : x - Step 2: Convert to fraction form
5,059,155.04/6,983,986.80 = 2,993,521.12/x - Step 3: Cross multiply
5,059,155.04x = 6,983,986.80 × 2,993,521.12 - Step 4: Simplify right side
5,059,155.04x = 20,906,711,987,601.21 - Step 5: Solve for x
x = 20,906,711,987,601.21/5,059,155.04 - Step 6: Final answer
x = 4,132,451.33
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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.