Finding the Third Proportional to 1,628,454.38 and 3,480,537.09
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Solution
The third proportional to 1,628,454.38 and 3,480,537.09 is: 7,439,040.75
Step by Step Solution
- Step 1: Write the proportion equation
1,628,454.38 : 3,480,537.09 = 3,480,537.09 : x - Step 2: Convert to fraction form
1,628,454.38/3,480,537.09 = 3,480,537.09/x - Step 3: Cross multiply
1,628,454.38x = 3,480,537.09 × 3,480,537.09 - Step 4: Simplify right side
1,628,454.38x = 12,114,138,460,969.70 - Step 5: Solve for x
x = 12,114,138,460,969.70/1,628,454.38 - Step 6: Final answer
x = 7,439,040.75
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.