Finding the Fourth Proportional to 1,322,856.36, 1,825,539.30 and 719,242.92
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Solution
The fourth proportional to 1,322,856.36, 1,825,539.30 and 719,242.92 is: 992,553.88
Step by Step Solution
- Step 1: Write the proportion equation
1,322,856.36 : 1,825,539.30 = 719,242.92 : x - Step 2: Convert to fraction form
1,322,856.36/1,825,539.30 = 719,242.92/x - Step 3: Cross multiply
1,322,856.36x = 1,825,539.30 × 719,242.92 - Step 4: Simplify right side
1,322,856.36x = 1,313,006,216,706.76 - Step 5: Solve for x
x = 1,313,006,216,706.76/1,322,856.36 - Step 6: Final answer
x = 992,553.88
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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.