Finding the Fourth Proportional to 1,324,194.16, 1,986,309.68 and 377,565.20
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Solution
The fourth proportional to 1,324,194.16, 1,986,309.68 and 377,565.20 is: 566,353.06
Step by Step Solution
- Step 1: Write the proportion equation
1,324,194.16 : 1,986,309.68 = 377,565.20 : x - Step 2: Convert to fraction form
1,324,194.16/1,986,309.68 = 377,565.20/x - Step 3: Cross multiply
1,324,194.16x = 1,986,309.68 × 377,565.20 - Step 4: Simplify right side
1,324,194.16x = 749,961,411,591.14 - Step 5: Solve for x
x = 749,961,411,591.14/1,324,194.16 - Step 6: Final answer
x = 566,353.06
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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.