Finding the Fourth Proportional to 799,541.83, 1,103,261.13 and 513,449.42
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Solution
The fourth proportional to 799,541.83, 1,103,261.13 and 513,449.42 is: 708,491.75
Step by Step Solution
- Step 1: Write the proportion equation
799,541.83 : 1,103,261.13 = 513,449.42 : x - Step 2: Convert to fraction form
799,541.83/1,103,261.13 = 513,449.42/x - Step 3: Cross multiply
799,541.83x = 1,103,261.13 × 513,449.42 - Step 4: Simplify right side
799,541.83x = 566,468,790,065.20 - Step 5: Solve for x
x = 566,468,790,065.20/799,541.83 - Step 6: Final answer
x = 708,491.75
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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.