Finding the Fourth Proportional to 534,518.76, 737,638.01 and 292,803.02
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Solution
The fourth proportional to 534,518.76, 737,638.01 and 292,803.02 is: 404,069.32
Step by Step Solution
- Step 1: Write the proportion equation
534,518.76 : 737,638.01 = 292,803.02 : x - Step 2: Convert to fraction form
534,518.76/737,638.01 = 292,803.02/x - Step 3: Cross multiply
534,518.76x = 737,638.01 × 292,803.02 - Step 4: Simplify right side
534,518.76x = 215,982,635,706.74 - Step 5: Solve for x
x = 215,982,635,706.74/534,518.76 - Step 6: Final answer
x = 404,069.32
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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.