Finding the Third Proportional to 66,359.25 and 145,175.63
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Solution
The third proportional to 66,359.25 and 145,175.63 is: 317,603.98
Step by Step Solution
- Step 1: Write the proportion equation
66,359.25 : 145,175.63 = 145,175.63 : x - Step 2: Convert to fraction form
66,359.25/145,175.63 = 145,175.63/x - Step 3: Cross multiply
66,359.25x = 145,175.63 × 145,175.63 - Step 4: Simplify right side
66,359.25x = 21,075,962,094.14 - Step 5: Solve for x
x = 21,075,962,094.14/66,359.25 - Step 6: Final answer
x = 317,603.98
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.