Finding the Third Proportional to 35,346 and 74,782.50
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Solution
The third proportional to 35,346 and 74,782.50 is: 158,219.38
Step by Step Solution
- Step 1: Write the proportion equation
35,346 : 74,782.50 = 74,782.50 : x - Step 2: Convert to fraction form
35,346/74,782.50 = 74,782.50/x - Step 3: Cross multiply
35,346x = 74,782.50 × 74,782.50 - Step 4: Simplify right side
35,346x = 5,592,422,306.25 - Step 5: Solve for x
x = 5,592,422,306.25/35,346 - Step 6: Final answer
x = 158,219.38
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.