Finding the Fourth Proportional to 261,587.44, 360,303.12 and 201,042.24
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Solution
The fourth proportional to 261,587.44, 360,303.12 and 201,042.24 is: 276,909.88
Step by Step Solution
- Step 1: Write the proportion equation
261,587.44 : 360,303.12 = 201,042.24 : x - Step 2: Convert to fraction form
261,587.44/360,303.12 = 201,042.24/x - Step 3: Cross multiply
261,587.44x = 360,303.12 × 201,042.24 - Step 4: Simplify right side
261,587.44x = 72,436,146,323.79 - Step 5: Solve for x
x = 72,436,146,323.79/261,587.44 - Step 6: Final answer
x = 276,909.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.