Finding the Fourth Proportional to 1,041,419.68, 1,436,580.80 and 605,787.96
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Solution
The fourth proportional to 1,041,419.68, 1,436,580.80 and 605,787.96 is: 835,650.96
Step by Step Solution
- Step 1: Write the proportion equation
1,041,419.68 : 1,436,580.80 = 605,787.96 : x - Step 2: Convert to fraction form
1,041,419.68/1,436,580.80 = 605,787.96/x - Step 3: Cross multiply
1,041,419.68x = 1,436,580.80 × 605,787.96 - Step 4: Simplify right side
1,041,419.68x = 870,263,352,207.17 - Step 5: Solve for x
x = 870,263,352,207.17/1,041,419.68 - Step 6: Final answer
x = 835,650.96
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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.