Finding the Fourth Proportional to 1,683,837.96, 2,323,440.12 and 958,716.24
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Solution
The fourth proportional to 1,683,837.96, 2,323,440.12 and 958,716.24 is: 1,322,882.50
Step by Step Solution
- Step 1: Write the proportion equation
1,683,837.96 : 2,323,440.12 = 958,716.24 : x - Step 2: Convert to fraction form
1,683,837.96/2,323,440.12 = 958,716.24/x - Step 3: Cross multiply
1,683,837.96x = 2,323,440.12 × 958,716.24 - Step 4: Simplify right side
1,683,837.96x = 2,227,519,775,711.55 - Step 5: Solve for x
x = 2,227,519,775,711.55/1,683,837.96 - Step 6: Final answer
x = 1,322,882.50
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1.5x scale
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.