Finding the Fourth Proportional to 954,797.92, 1,317,594.84 and 525,078.05
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Solution
The fourth proportional to 954,797.92, 1,317,594.84 and 525,078.05 is: 724,593.25
Step by Step Solution
- Step 1: Write the proportion equation
954,797.92 : 1,317,594.84 = 525,078.05 : x - Step 2: Convert to fraction form
954,797.92/1,317,594.84 = 525,078.05/x - Step 3: Cross multiply
954,797.92x = 1,317,594.84 × 525,078.05 - Step 4: Simplify right side
954,797.92x = 691,840,129,277.26 - Step 5: Solve for x
x = 691,840,129,277.26/954,797.92 - Step 6: Final answer
x = 724,593.25
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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.