Finding the Fourth Proportional to 1,183,818.06, 1,775,743.47 and 385,103.79
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Solution
The fourth proportional to 1,183,818.06, 1,775,743.47 and 385,103.79 is: 577,661.01
Step by Step Solution
- Step 1: Write the proportion equation
1,183,818.06 : 1,775,743.47 = 385,103.79 : x - Step 2: Convert to fraction form
1,183,818.06/1,775,743.47 = 385,103.79/x - Step 3: Cross multiply
1,183,818.06x = 1,775,743.47 × 385,103.79 - Step 4: Simplify right side
1,183,818.06x = 683,845,540,364.75 - Step 5: Solve for x
x = 683,845,540,364.75/1,183,818.06 - Step 6: Final answer
x = 577,661.01
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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.