Finding the Fourth Proportional to 2,083,574.79, 3,125,329.79 and 663,618.87
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Solution
The fourth proportional to 2,083,574.79, 3,125,329.79 and 663,618.87 is: 995,417.99
Step by Step Solution
- Step 1: Write the proportion equation
2,083,574.79 : 3,125,329.79 = 663,618.87 : x - Step 2: Convert to fraction form
2,083,574.79/3,125,329.79 = 663,618.87/x - Step 3: Cross multiply
2,083,574.79x = 3,125,329.79 × 663,618.87 - Step 4: Simplify right side
2,083,574.79x = 2,074,027,820,299.04 - Step 5: Solve for x
x = 2,074,027,820,299.04/2,083,574.79 - Step 6: Final answer
x = 995,417.99
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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.