Finding the Fourth Proportional to 682,367.99, 1,024,438.95 and 524,707.16
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Solution
The fourth proportional to 682,367.99, 1,024,438.95 and 524,707.16 is: 787,742.77
Step by Step Solution
- Step 1: Write the proportion equation
682,367.99 : 1,024,438.95 = 524,707.16 : x - Step 2: Convert to fraction form
682,367.99/1,024,438.95 = 524,707.16/x - Step 3: Cross multiply
682,367.99x = 1,024,438.95 × 524,707.16 - Step 4: Simplify right side
682,367.99x = 537,530,452,047.88 - Step 5: Solve for x
x = 537,530,452,047.88/682,367.99 - Step 6: Final answer
x = 787,742.77
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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.