Finding the Fourth Proportional to 822,673.22, 1,234,302.10 and 367,223.18
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Solution
The fourth proportional to 822,673.22, 1,234,302.10 and 367,223.18 is: 550,965.23
Step by Step Solution
- Step 1: Write the proportion equation
822,673.22 : 1,234,302.10 = 367,223.18 : x - Step 2: Convert to fraction form
822,673.22/1,234,302.10 = 367,223.18/x - Step 3: Cross multiply
822,673.22x = 1,234,302.10 × 367,223.18 - Step 4: Simplify right side
822,673.22x = 453,264,340,406.56 - Step 5: Solve for x
x = 453,264,340,406.56/822,673.22 - Step 6: Final answer
x = 550,965.23
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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.