Finding the Third Proportional to 155,986.13 and 246,783.75
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Solution
The third proportional to 155,986.13 and 246,783.75 is: 390,433.57
Step by Step Solution
- Step 1: Write the proportion equation
155,986.13 : 246,783.75 = 246,783.75 : x - Step 2: Convert to fraction form
155,986.13/246,783.75 = 246,783.75/x - Step 3: Cross multiply
155,986.13x = 246,783.75 × 246,783.75 - Step 4: Simplify right side
155,986.13x = 60,902,219,264.06 - Step 5: Solve for x
x = 60,902,219,264.06/155,986.13 - Step 6: Final answer
x = 390,433.57
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Why These Related Problems?
These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.