Finding the Third Proportional to 550,116.75 and 841,515
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Solution
The third proportional to 550,116.75 and 841,515 is: 1,287,267.65
Step by Step Solution
- Step 1: Write the proportion equation
550,116.75 : 841,515 = 841,515 : x - Step 2: Convert to fraction form
550,116.75/841,515 = 841,515/x - Step 3: Cross multiply
550,116.75x = 841,515 × 841,515 - Step 4: Simplify right side
550,116.75x = 708,147,495,225 - Step 5: Solve for x
x = 708,147,495,225/550,116.75 - Step 6: Final answer
x = 1,287,267.65
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.