Finding the Fourth Proportional to 6,229,684.99, 8,596,965.61 and 3,438,808.99
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Solution
The fourth proportional to 6,229,684.99, 8,596,965.61 and 3,438,808.99 is: 4,745,556.58
Step by Step Solution
- Step 1: Write the proportion equation
6,229,684.99 : 8,596,965.61 = 3,438,808.99 : x - Step 2: Convert to fraction form
6,229,684.99/8,596,965.61 = 3,438,808.99/x - Step 3: Cross multiply
6,229,684.99x = 8,596,965.61 × 3,438,808.99 - Step 4: Simplify right side
6,229,684.99x = 29,563,322,580,783.29 - Step 5: Solve for x
x = 29,563,322,580,783.29/6,229,684.99 - Step 6: Final answer
x = 4,745,556.58
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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.