Finding the Fourth Proportional to 957,542.99, 1,321,529.04 and 549,772.65
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Solution
The fourth proportional to 957,542.99, 1,321,529.04 and 549,772.65 is: 758,754.99
Step by Step Solution
- Step 1: Write the proportion equation
957,542.99 : 1,321,529.04 = 549,772.65 : x - Step 2: Convert to fraction form
957,542.99/1,321,529.04 = 549,772.65/x - Step 3: Cross multiply
957,542.99x = 1,321,529.04 × 549,772.65 - Step 4: Simplify right side
957,542.99x = 726,540,522,372.76 - Step 5: Solve for x
x = 726,540,522,372.76/957,542.99 - Step 6: Final answer
x = 758,754.99
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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.