Finding the Fourth Proportional to 1,842,368.07, 2,763,552.11 and 719,649.75
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Solution
The fourth proportional to 1,842,368.07, 2,763,552.11 and 719,649.75 is: 1,079,474.63
Step by Step Solution
- Step 1: Write the proportion equation
1,842,368.07 : 2,763,552.11 = 719,649.75 : x - Step 2: Convert to fraction form
1,842,368.07/2,763,552.11 = 719,649.75/x - Step 3: Cross multiply
1,842,368.07x = 2,763,552.11 × 719,649.75 - Step 4: Simplify right side
1,842,368.07x = 1,988,789,581,475.22 - Step 5: Solve for x
x = 1,988,789,581,475.22/1,842,368.07 - Step 6: Final answer
x = 1,079,474.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.