Finding the Fourth Proportional to 374,590.08, 516,697.92 and 261,371.52
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Solution
The fourth proportional to 374,590.08, 516,697.92 and 261,371.52 is: 360,527.76
Step by Step Solution
- Step 1: Write the proportion equation
374,590.08 : 516,697.92 = 261,371.52 : x - Step 2: Convert to fraction form
374,590.08/516,697.92 = 261,371.52/x - Step 3: Cross multiply
374,590.08x = 516,697.92 × 261,371.52 - Step 4: Simplify right side
374,590.08x = 135,050,120,731.24 - Step 5: Solve for x
x = 135,050,120,731.24/374,590.08 - Step 6: Final answer
x = 360,527.76
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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.