Finding the Fourth Proportional to 759,034.44, 1,138,738.50 and 534,832.68
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Solution
The fourth proportional to 759,034.44, 1,138,738.50 and 534,832.68 is: 802,380.67
Step by Step Solution
- Step 1: Write the proportion equation
759,034.44 : 1,138,738.50 = 534,832.68 : x - Step 2: Convert to fraction form
759,034.44/1,138,738.50 = 534,832.68/x - Step 3: Cross multiply
759,034.44x = 1,138,738.50 × 534,832.68 - Step 4: Simplify right side
759,034.44x = 609,034,563,774.18 - Step 5: Solve for x
x = 609,034,563,774.18/759,034.44 - Step 6: Final answer
x = 802,380.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.