Finding the Fourth Proportional to 1,707,913.68, 2,356,836.12 and 943,947.60
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Solution
The fourth proportional to 1,707,913.68, 2,356,836.12 and 943,947.60 is: 1,302,600.84
Step by Step Solution
- Step 1: Write the proportion equation
1,707,913.68 : 2,356,836.12 = 943,947.60 : x - Step 2: Convert to fraction form
1,707,913.68/2,356,836.12 = 943,947.60/x - Step 3: Cross multiply
1,707,913.68x = 2,356,836.12 × 943,947.60 - Step 4: Simplify right side
1,707,913.68x = 2,224,729,799,067.31 - Step 5: Solve for x
x = 2,224,729,799,067.31/1,707,913.68 - Step 6: Final answer
x = 1,302,600.84
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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.