Finding the Fourth Proportional to 5,999,765.81, 8,279,616.96 and 3,246,392.95
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Solution
The fourth proportional to 5,999,765.81, 8,279,616.96 and 3,246,392.95 is: 4,479,989.88
Step by Step Solution
- Step 1: Write the proportion equation
5,999,765.81 : 8,279,616.96 = 3,246,392.95 : x - Step 2: Convert to fraction form
5,999,765.81/8,279,616.96 = 3,246,392.95/x - Step 3: Cross multiply
5,999,765.81x = 8,279,616.96 × 3,246,392.95 - Step 4: Simplify right side
5,999,765.81x = 26,878,890,106,945.39 - Step 5: Solve for x
x = 26,878,890,106,945.39/5,999,765.81 - Step 6: Final answer
x = 4,479,989.88
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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.