Finding the Fourth Proportional to 283,653.24, 425,329.32 and 83,946.12
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Solution
The fourth proportional to 283,653.24, 425,329.32 and 83,946.12 is: 125,874.63
Step by Step Solution
- Step 1: Write the proportion equation
283,653.24 : 425,329.32 = 83,946.12 : x - Step 2: Convert to fraction form
283,653.24/425,329.32 = 83,946.12/x - Step 3: Cross multiply
283,653.24x = 425,329.32 × 83,946.12 - Step 4: Simplify right side
283,653.24x = 35,704,746,136.24 - Step 5: Solve for x
x = 35,704,746,136.24/283,653.24 - Step 6: Final answer
x = 125,874.63
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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.