Finding the Fourth Proportional to 364,551.99, 547,107.09 and 165,012.51
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Solution
The fourth proportional to 364,551.99, 547,107.09 and 165,012.51 is: 247,645.09
Step by Step Solution
- Step 1: Write the proportion equation
364,551.99 : 547,107.09 = 165,012.51 : x - Step 2: Convert to fraction form
364,551.99/547,107.09 = 165,012.51/x - Step 3: Cross multiply
364,551.99x = 547,107.09 × 165,012.51 - Step 4: Simplify right side
364,551.99x = 90,279,511,424.16 - Step 5: Solve for x
x = 90,279,511,424.16/364,551.99 - Step 6: Final answer
x = 247,645.09
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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.