Finding the Fourth Proportional to 684,193.01, 944,183.99 and 382,387.01
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Solution
The fourth proportional to 684,193.01, 944,183.99 and 382,387.01 is: 527,692.75
Step by Step Solution
- Step 1: Write the proportion equation
684,193.01 : 944,183.99 = 382,387.01 : x - Step 2: Convert to fraction form
684,193.01/944,183.99 = 382,387.01/x - Step 3: Cross multiply
684,193.01x = 944,183.99 × 382,387.01 - Step 4: Simplify right side
684,193.01x = 361,043,689,061.02 - Step 5: Solve for x
x = 361,043,689,061.02/684,193.01 - Step 6: Final answer
x = 527,692.75
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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.