Finding the Fourth Proportional to 1,417,619.16, 1,956,361.68 and 773,074.62
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Solution
The fourth proportional to 1,417,619.16, 1,956,361.68 and 773,074.62 is: 1,066,868.74
Step by Step Solution
- Step 1: Write the proportion equation
1,417,619.16 : 1,956,361.68 = 773,074.62 : x - Step 2: Convert to fraction form
1,417,619.16/1,956,361.68 = 773,074.62/x - Step 3: Cross multiply
1,417,619.16x = 1,956,361.68 × 773,074.62 - Step 4: Simplify right side
1,417,619.16x = 1,512,413,562,348.56 - Step 5: Solve for x
x = 1,512,413,562,348.56/1,417,619.16 - Step 6: Final answer
x = 1,066,868.74
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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.