Finding the Fourth Proportional to 364,451.63, 546,765.12 and 115,133.63
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Solution
The fourth proportional to 364,451.63, 546,765.12 and 115,133.63 is: 172,728.14
Step by Step Solution
- Step 1: Write the proportion equation
364,451.63 : 546,765.12 = 115,133.63 : x - Step 2: Convert to fraction form
364,451.63/546,765.12 = 115,133.63/x - Step 3: Cross multiply
364,451.63x = 546,765.12 × 115,133.63 - Step 4: Simplify right side
364,451.63x = 62,951,050,289.16 - Step 5: Solve for x
x = 62,951,050,289.16/364,451.63 - Step 6: Final answer
x = 172,728.14
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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.