Finding the Fourth Proportional to 6,335,596.04, 8,742,466.49 and 3,888,310.23
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Solution
The fourth proportional to 6,335,596.04, 8,742,466.49 and 3,888,310.23 is: 5,365,465.49
Step by Step Solution
- Step 1: Write the proportion equation
6,335,596.04 : 8,742,466.49 = 3,888,310.23 : x - Step 2: Convert to fraction form
6,335,596.04/8,742,466.49 = 3,888,310.23/x - Step 3: Cross multiply
6,335,596.04x = 8,742,466.49 × 3,888,310.23 - Step 4: Simplify right side
6,335,596.04x = 33,993,421,869,057.64 - Step 5: Solve for x
x = 33,993,421,869,057.64/6,335,596.04 - Step 6: Final answer
x = 5,365,465.49
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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.