Finding the Fourth Proportional to 341,514.28, 471,322.14 and 243,342.28
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Solution
The fourth proportional to 341,514.28, 471,322.14 and 243,342.28 is: 335,835.46
Step by Step Solution
- Step 1: Write the proportion equation
341,514.28 : 471,322.14 = 243,342.28 : x - Step 2: Convert to fraction form
341,514.28/471,322.14 = 243,342.28/x - Step 3: Cross multiply
341,514.28x = 471,322.14 × 243,342.28 - Step 4: Simplify right side
341,514.28x = 114,692,604,162.08 - Step 5: Solve for x
x = 114,692,604,162.08/341,514.28 - Step 6: Final answer
x = 335,835.46
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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.