Finding the Fourth Proportional to 341,585.12, 512,376.56 and 92,267.20
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Solution
The fourth proportional to 341,585.12, 512,376.56 and 92,267.20 is: 138,400.50
Step by Step Solution
- Step 1: Write the proportion equation
341,585.12 : 512,376.56 = 92,267.20 : x - Step 2: Convert to fraction form
341,585.12/512,376.56 = 92,267.20/x - Step 3: Cross multiply
341,585.12x = 512,376.56 × 92,267.20 - Step 4: Simplify right side
341,585.12x = 47,275,550,536.83 - Step 5: Solve for x
x = 47,275,550,536.83/341,585.12 - Step 6: Final answer
x = 138,400.50
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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.