Finding the Fourth Proportional to 531,531.18, 797,670.36 and 480,712.14
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Solution
The fourth proportional to 531,531.18, 797,670.36 and 480,712.14 is: 721,406.08
Step by Step Solution
- Step 1: Write the proportion equation
531,531.18 : 797,670.36 = 480,712.14 : x - Step 2: Convert to fraction form
531,531.18/797,670.36 = 480,712.14/x - Step 3: Cross multiply
531,531.18x = 797,670.36 × 480,712.14 - Step 4: Simplify right side
531,531.18x = 383,449,825,770.17 - Step 5: Solve for x
x = 383,449,825,770.17/531,531.18 - Step 6: Final answer
x = 721,406.08
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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.