Finding the Fourth Proportional to 534,455.73, 737,549.08 and 292,742.34
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Solution
The fourth proportional to 534,455.73, 737,549.08 and 292,742.34 is: 403,984.52
Step by Step Solution
- Step 1: Write the proportion equation
534,455.73 : 737,549.08 = 292,742.34 : x - Step 2: Convert to fraction form
534,455.73/737,549.08 = 292,742.34/x - Step 3: Cross multiply
534,455.73x = 737,549.08 × 292,742.34 - Step 4: Simplify right side
534,455.73x = 215,911,843,544.05 - Step 5: Solve for x
x = 215,911,843,544.05/534,455.73 - Step 6: Final answer
x = 403,984.52
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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.