Finding the Fourth Proportional to 932,449.86, 1,286,778.92 and 524,551.99
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Solution
The fourth proportional to 932,449.86, 1,286,778.92 and 524,551.99 is: 723,880.68
Step by Step Solution
- Step 1: Write the proportion equation
932,449.86 : 1,286,778.92 = 524,551.99 : x - Step 2: Convert to fraction form
932,449.86/1,286,778.92 = 524,551.99/x - Step 3: Cross multiply
932,449.86x = 1,286,778.92 × 524,551.99 - Step 4: Simplify right side
932,449.86x = 674,982,443,176.05 - Step 5: Solve for x
x = 674,982,443,176.05/932,449.86 - Step 6: Final answer
x = 723,880.68
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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.