Finding the Fourth Proportional to 1,640,250.21, 2,263,546.71 and 915,098.08
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Solution
The fourth proportional to 1,640,250.21, 2,263,546.71 and 915,098.08 is: 1,262,836.14
Step by Step Solution
- Step 1: Write the proportion equation
1,640,250.21 : 2,263,546.71 = 915,098.08 : x - Step 2: Convert to fraction form
1,640,250.21/2,263,546.71 = 915,098.08/x - Step 3: Cross multiply
1,640,250.21x = 2,263,546.71 × 915,098.08 - Step 4: Simplify right side
1,640,250.21x = 2,071,367,250,599.06 - Step 5: Solve for x
x = 2,071,367,250,599.06/1,640,250.21 - Step 6: Final answer
x = 1,262,836.14
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.