Finding the Fourth Proportional to 1,365,641.49, 1,884,585.37 and 753,794.41
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Solution
The fourth proportional to 1,365,641.49, 1,884,585.37 and 753,794.41 is: 1,040,236.35
Step by Step Solution
- Step 1: Write the proportion equation
1,365,641.49 : 1,884,585.37 = 753,794.41 : x - Step 2: Convert to fraction form
1,365,641.49/1,884,585.37 = 753,794.41/x - Step 3: Cross multiply
1,365,641.49x = 1,884,585.37 × 753,794.41 - Step 4: Simplify right side
1,365,641.49x = 1,420,589,917,073.78 - Step 5: Solve for x
x = 1,420,589,917,073.78/1,365,641.49 - Step 6: Final answer
x = 1,040,236.35
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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.