Finding the Fourth Proportional to 1,197,121.11, 1,652,062.19 and 653,291.95
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Solution
The fourth proportional to 1,197,121.11, 1,652,062.19 and 653,291.95 is: 901,562.02
Step by Step Solution
- Step 1: Write the proportion equation
1,197,121.11 : 1,652,062.19 = 653,291.95 : x - Step 2: Convert to fraction form
1,197,121.11/1,652,062.19 = 653,291.95/x - Step 3: Cross multiply
1,197,121.11x = 1,652,062.19 × 653,291.95 - Step 4: Simplify right side
1,197,121.11x = 1,079,278,929,626.37 - Step 5: Solve for x
x = 1,079,278,929,626.37/1,197,121.11 - Step 6: Final answer
x = 901,562.02
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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.