Finding the Fourth Proportional to 896,136.60, 1,344,204.90 and 827,707.80
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Solution
The fourth proportional to 896,136.60, 1,344,204.90 and 827,707.80 is: 1,241,561.70
Step by Step Solution
- Step 1: Write the proportion equation
896,136.60 : 1,344,204.90 = 827,707.80 : x - Step 2: Convert to fraction form
896,136.60/1,344,204.90 = 827,707.80/x - Step 3: Cross multiply
896,136.60x = 1,344,204.90 × 827,707.80 - Step 4: Simplify right side
896,136.60x = 1,112,608,880,528.22 - Step 5: Solve for x
x = 1,112,608,880,528.22/896,136.60 - Step 6: Final answer
x = 1,241,561.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.