Finding the Fourth Proportional to 1,717,121.33, 2,369,508.90 and 953,114.75
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Solution
The fourth proportional to 1,717,121.33, 2,369,508.90 and 953,114.75 is: 1,315,232.56
Step by Step Solution
- Step 1: Write the proportion equation
1,717,121.33 : 2,369,508.90 = 953,114.75 : x - Step 2: Convert to fraction form
1,717,121.33/2,369,508.90 = 953,114.75/x - Step 3: Cross multiply
1,717,121.33x = 2,369,508.90 × 953,114.75 - Step 4: Simplify right side
1,717,121.33x = 2,258,413,882,846.28 - Step 5: Solve for x
x = 2,258,413,882,846.28/1,717,121.33 - Step 6: Final answer
x = 1,315,232.56
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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.