Finding the Fourth Proportional to 1,083,134.97, 1,494,742.01 and 623,996.19
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Solution
The fourth proportional to 1,083,134.97, 1,494,742.01 and 623,996.19 is: 861,123.81
Step by Step Solution
- Step 1: Write the proportion equation
1,083,134.97 : 1,494,742.01 = 623,996.19 : x - Step 2: Convert to fraction form
1,083,134.97/1,494,742.01 = 623,996.19/x - Step 3: Cross multiply
1,083,134.97x = 1,494,742.01 × 623,996.19 - Step 4: Simplify right side
1,083,134.97x = 932,713,316,152.96 - Step 5: Solve for x
x = 932,713,316,152.96/1,083,134.97 - Step 6: Final answer
x = 861,123.81
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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.