Finding the Fourth Proportional to 852,114.42, 1,175,626.95 and 484,555.05
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Solution
The fourth proportional to 852,114.42, 1,175,626.95 and 484,555.05 is: 668,520.52
Step by Step Solution
- Step 1: Write the proportion equation
852,114.42 : 1,175,626.95 = 484,555.05 : x - Step 2: Convert to fraction form
852,114.42/1,175,626.95 = 484,555.05/x - Step 3: Cross multiply
852,114.42x = 1,175,626.95 × 484,555.05 - Step 4: Simplify right side
852,114.42x = 569,655,975,538.60 - Step 5: Solve for x
x = 569,655,975,538.60/852,114.42 - Step 6: Final answer
x = 668,520.52
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1.5x scale
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.