Finding the Fourth Proportional to 736,686.48, 1,104,920.34 and 204,151.98
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Solution
The fourth proportional to 736,686.48, 1,104,920.34 and 204,151.98 is: 306,197.66
Step by Step Solution
- Step 1: Write the proportion equation
736,686.48 : 1,104,920.34 = 204,151.98 : x - Step 2: Convert to fraction form
736,686.48/1,104,920.34 = 204,151.98/x - Step 3: Cross multiply
736,686.48x = 1,104,920.34 × 204,151.98 - Step 4: Simplify right side
736,686.48x = 225,571,675,153.27 - Step 5: Solve for x
x = 225,571,675,153.27/736,686.48 - Step 6: Final answer
x = 306,197.66
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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.