Finding the Fourth Proportional to 1,668,353.69, 2,302,297.61 and 943,201.62
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Solution
The fourth proportional to 1,668,353.69, 2,302,297.61 and 943,201.62 is: 1,301,601.01
Step by Step Solution
- Step 1: Write the proportion equation
1,668,353.69 : 2,302,297.61 = 943,201.62 : x - Step 2: Convert to fraction form
1,668,353.69/2,302,297.61 = 943,201.62/x - Step 3: Cross multiply
1,668,353.69x = 2,302,297.61 × 943,201.62 - Step 4: Simplify right side
1,668,353.69x = 2,171,530,839,391.74 - Step 5: Solve for x
x = 2,171,530,839,391.74/1,668,353.69 - Step 6: Final answer
x = 1,301,601.01
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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.