Finding the Fourth Proportional to 757,117.26, 1,044,819.81 and 434,848.23
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Solution
The fourth proportional to 757,117.26, 1,044,819.81 and 434,848.23 is: 600,089.40
Step by Step Solution
- Step 1: Write the proportion equation
757,117.26 : 1,044,819.81 = 434,848.23 : x - Step 2: Convert to fraction form
757,117.26/1,044,819.81 = 434,848.23/x - Step 3: Cross multiply
757,117.26x = 1,044,819.81 × 434,848.23 - Step 4: Simplify right side
757,117.26x = 454,338,045,047.44 - Step 5: Solve for x
x = 454,338,045,047.44/757,117.26 - Step 6: Final answer
x = 600,089.40
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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.