Finding the Fourth Proportional to 757,125.26, 1,044,830.84 and 434,856.24
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Solution
The fourth proportional to 757,125.26, 1,044,830.84 and 434,856.24 is: 600,100.45
Step by Step Solution
- Step 1: Write the proportion equation
757,125.26 : 1,044,830.84 = 434,856.24 : x - Step 2: Convert to fraction form
757,125.26/1,044,830.84 = 434,856.24/x - Step 3: Cross multiply
757,125.26x = 1,044,830.84 × 434,856.24 - Step 4: Simplify right side
757,125.26x = 454,351,210,518.44 - Step 5: Solve for x
x = 454,351,210,518.44/757,125.26 - Step 6: Final answer
x = 600,100.45
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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.