Finding the Fourth Proportional to 8,321,336.70, 11,683,463.70 and 8,321,336.70
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Solution
The fourth proportional to 8,321,336.70, 11,683,463.70 and 8,321,336.70 is: 11,683,463.70
Step by Step Solution
- Step 1: Write the proportion equation
8,321,336.70 : 11,683,463.70 = 8,321,336.70 : x - Step 2: Convert to fraction form
8,321,336.70/11,683,463.70 = 8,321,336.70/x - Step 3: Cross multiply
8,321,336.70x = 11,683,463.70 × 8,321,336.70 - Step 4: Simplify right side
8,321,336.70x = 97,222,035,269,927.78 - Step 5: Solve for x
x = 97,222,035,269,927.78/8,321,336.70 - Step 6: Final answer
x = 11,683,463.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.