Finding the Fourth Proportional to 324,488.22, 485,548.17 and 191,432.22
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Solution
The fourth proportional to 324,488.22, 485,548.17 and 191,432.22 is: 286,449.73
Step by Step Solution
- Step 1: Write the proportion equation
324,488.22 : 485,548.17 = 191,432.22 : x - Step 2: Convert to fraction form
324,488.22/485,548.17 = 191,432.22/x - Step 3: Cross multiply
324,488.22x = 485,548.17 × 191,432.22 - Step 4: Simplify right side
324,488.22x = 92,949,564,100.04 - Step 5: Solve for x
x = 92,949,564,100.04/324,488.22 - Step 6: Final answer
x = 286,449.73
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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.