Finding the Fourth Proportional to 1,603,366.68, 2,212,646.56 and 878,226.52
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Solution
The fourth proportional to 1,603,366.68, 2,212,646.56 and 878,226.52 is: 1,211,952.89
Step by Step Solution
- Step 1: Write the proportion equation
1,603,366.68 : 2,212,646.56 = 878,226.52 : x - Step 2: Convert to fraction form
1,603,366.68/2,212,646.56 = 878,226.52/x - Step 3: Cross multiply
1,603,366.68x = 2,212,646.56 × 878,226.52 - Step 4: Simplify right side
1,603,366.68x = 1,943,204,888,378.77 - Step 5: Solve for x
x = 1,943,204,888,378.77/1,603,366.68 - Step 6: Final answer
x = 1,211,952.89
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.