Finding the Fourth Proportional to 500,661.11, 751,037.84 and 163,703.49
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Solution
The fourth proportional to 500,661.11, 751,037.84 and 163,703.49 is: 245,570.33
Step by Step Solution
- Step 1: Write the proportion equation
500,661.11 : 751,037.84 = 163,703.49 : x - Step 2: Convert to fraction form
500,661.11/751,037.84 = 163,703.49/x - Step 3: Cross multiply
500,661.11x = 751,037.84 × 163,703.49 - Step 4: Simplify right side
500,661.11x = 122,947,514,711.54 - Step 5: Solve for x
x = 122,947,514,711.54/500,661.11 - Step 6: Final answer
x = 245,570.33
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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.