Finding the Fourth Proportional to 932,347.68, 1,286,275.36 and 524,355.92
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Solution
The fourth proportional to 932,347.68, 1,286,275.36 and 524,355.92 is: 723,406.21
Step by Step Solution
- Step 1: Write the proportion equation
932,347.68 : 1,286,275.36 = 524,355.92 : x - Step 2: Convert to fraction form
932,347.68/1,286,275.36 = 524,355.92/x - Step 3: Cross multiply
932,347.68x = 1,286,275.36 × 524,355.92 - Step 4: Simplify right side
932,347.68x = 674,466,099,766.13 - Step 5: Solve for x
x = 674,466,099,766.13/932,347.68 - Step 6: Final answer
x = 723,406.21
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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.