Finding the Fourth Proportional to 1,606,351.56, 2,216,782.26 and 881,200.68
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Solution
The fourth proportional to 1,606,351.56, 2,216,782.26 and 881,200.68 is: 1,216,066.32
Step by Step Solution
- Step 1: Write the proportion equation
1,606,351.56 : 2,216,782.26 = 881,200.68 : x - Step 2: Convert to fraction form
1,606,351.56/2,216,782.26 = 881,200.68/x - Step 3: Cross multiply
1,606,351.56x = 2,216,782.26 × 881,200.68 - Step 4: Simplify right side
1,606,351.56x = 1,953,430,034,923.94 - Step 5: Solve for x
x = 1,953,430,034,923.94/1,606,351.56 - Step 6: Final answer
x = 1,216,066.32
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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.