Finding the Fourth Proportional to 534,410.19, 737,458.90 and 292,646.14
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Solution
The fourth proportional to 534,410.19, 737,458.90 and 292,646.14 is: 403,836.79
Step by Step Solution
- Step 1: Write the proportion equation
534,410.19 : 737,458.90 = 292,646.14 : x - Step 2: Convert to fraction form
534,410.19/737,458.90 = 292,646.14/x - Step 3: Cross multiply
534,410.19x = 737,458.90 × 292,646.14 - Step 4: Simplify right side
534,410.19x = 215,814,497,918.38 - Step 5: Solve for x
x = 215,814,497,918.38/534,410.19 - Step 6: Final answer
x = 403,836.79
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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.