Finding the Fourth Proportional to 294,562.20, 442,036.98 and 161,536.08
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Solution
The fourth proportional to 294,562.20, 442,036.98 and 161,536.08 is: 242,410.33
Step by Step Solution
- Step 1: Write the proportion equation
294,562.20 : 442,036.98 = 161,536.08 : x - Step 2: Convert to fraction form
294,562.20/442,036.98 = 161,536.08/x - Step 3: Cross multiply
294,562.20x = 442,036.98 × 161,536.08 - Step 4: Simplify right side
294,562.20x = 71,404,920,964.24 - Step 5: Solve for x
x = 71,404,920,964.24/294,562.20 - Step 6: Final answer
x = 242,410.33
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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.