Finding the Fourth Proportional to 1,235,823.92, 1,853,768.28 and 394,374.88
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Solution
The fourth proportional to 1,235,823.92, 1,853,768.28 and 394,374.88 is: 591,572.66
Step by Step Solution
- Step 1: Write the proportion equation
1,235,823.92 : 1,853,768.28 = 394,374.88 : x - Step 2: Convert to fraction form
1,235,823.92/1,853,768.28 = 394,374.88/x - Step 3: Cross multiply
1,235,823.92x = 1,853,768.28 × 394,374.88 - Step 4: Simplify right side
1,235,823.92x = 731,079,642,972.81 - Step 5: Solve for x
x = 731,079,642,972.81/1,235,823.92 - Step 6: Final answer
x = 591,572.66
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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.