Finding the Fourth Proportional to 1,161,408.84, 1,602,595.56 and 677,863.08
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Solution
The fourth proportional to 1,161,408.84, 1,602,595.56 and 677,863.08 is: 935,364.30
Step by Step Solution
- Step 1: Write the proportion equation
1,161,408.84 : 1,602,595.56 = 677,863.08 : x - Step 2: Convert to fraction form
1,161,408.84/1,602,595.56 = 677,863.08/x - Step 3: Cross multiply
1,161,408.84x = 1,602,595.56 × 677,863.08 - Step 4: Simplify right side
1,161,408.84x = 1,086,340,362,295.92 - Step 5: Solve for x
x = 1,086,340,362,295.92/1,161,408.84 - Step 6: Final answer
x = 935,364.30
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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.