Finding the Fourth Proportional to 534,143.58, 737,118.36 and 292,441.80
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Solution
The fourth proportional to 534,143.58, 737,118.36 and 292,441.80 is: 403,569.80
Step by Step Solution
- Step 1: Write the proportion equation
534,143.58 : 737,118.36 = 292,441.80 : x - Step 2: Convert to fraction form
534,143.58/737,118.36 = 292,441.80/x - Step 3: Cross multiply
534,143.58x = 737,118.36 × 292,441.80 - Step 4: Simplify right side
534,143.58x = 215,564,220,011.45 - Step 5: Solve for x
x = 215,564,220,011.45/534,143.58 - Step 6: Final answer
x = 403,569.80
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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.