Finding the Fourth Proportional to 415,950.08, 574,011.20 and 234,700.44
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Solution
The fourth proportional to 415,950.08, 574,011.20 and 234,700.44 is: 323,886.66
Step by Step Solution
- Step 1: Write the proportion equation
415,950.08 : 574,011.20 = 234,700.44 : x - Step 2: Convert to fraction form
415,950.08/574,011.20 = 234,700.44/x - Step 3: Cross multiply
415,950.08x = 574,011.20 × 234,700.44 - Step 4: Simplify right side
415,950.08x = 134,720,681,204.93 - Step 5: Solve for x
x = 134,720,681,204.93/415,950.08 - Step 6: Final answer
x = 323,886.66
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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.