Finding the Fourth Proportional to 706,694.07, 975,785.19 and 543,091.41
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Solution
The fourth proportional to 706,694.07, 975,785.19 and 543,091.41 is: 749,886.80
Step by Step Solution
- Step 1: Write the proportion equation
706,694.07 : 975,785.19 = 543,091.41 : x - Step 2: Convert to fraction form
706,694.07/975,785.19 = 543,091.41/x - Step 3: Cross multiply
706,694.07x = 975,785.19 × 543,091.41 - Step 4: Simplify right side
706,694.07x = 529,940,554,694.22 - Step 5: Solve for x
x = 529,940,554,694.22/706,694.07 - Step 6: Final answer
x = 749,886.80
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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.