Finding the Fourth Proportional to 1,436,341.43, 1,982,135.04 and 782,953.14
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Solution
The fourth proportional to 1,436,341.43, 1,982,135.04 and 782,953.14 is: 1,080,466.54
Step by Step Solution
- Step 1: Write the proportion equation
1,436,341.43 : 1,982,135.04 = 782,953.14 : x - Step 2: Convert to fraction form
1,436,341.43/1,982,135.04 = 782,953.14/x - Step 3: Cross multiply
1,436,341.43x = 1,982,135.04 × 782,953.14 - Step 4: Simplify right side
1,436,341.43x = 1,551,918,849,557.26 - Step 5: Solve for x
x = 1,551,918,849,557.26/1,436,341.43 - Step 6: Final answer
x = 1,080,466.54
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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.