Finding the Fourth Proportional to 1,474,325.83, 2,034,635.07 and 829,787.77
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Solution
The fourth proportional to 1,474,325.83, 2,034,635.07 and 829,787.77 is: 1,145,143.95
Step by Step Solution
- Step 1: Write the proportion equation
1,474,325.83 : 2,034,635.07 = 829,787.77 : x - Step 2: Convert to fraction form
1,474,325.83/2,034,635.07 = 829,787.77/x - Step 3: Cross multiply
1,474,325.83x = 2,034,635.07 × 829,787.77 - Step 4: Simplify right side
1,474,325.83x = 1,688,315,297,499.09 - Step 5: Solve for x
x = 1,688,315,297,499.09/1,474,325.83 - Step 6: Final answer
x = 1,145,143.95
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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.