Finding the Fourth Proportional to 506,116.96, 698,441.56 and 276,675.26
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Solution
The fourth proportional to 506,116.96, 698,441.56 and 276,675.26 is: 381,811.94
Step by Step Solution
- Step 1: Write the proportion equation
506,116.96 : 698,441.56 = 276,675.26 : x - Step 2: Convert to fraction form
506,116.96/698,441.56 = 276,675.26/x - Step 3: Cross multiply
506,116.96x = 698,441.56 × 276,675.26 - Step 4: Simplify right side
506,116.96x = 193,241,500,207.81 - Step 5: Solve for x
x = 193,241,500,207.81/506,116.96 - Step 6: Final answer
x = 381,811.94
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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.