Finding the Fourth Proportional to 1,285,691.06, 1,928,857.74 and 907,350.26
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Solution
The fourth proportional to 1,285,691.06, 1,928,857.74 and 907,350.26 is: 1,361,252.04
Step by Step Solution
- Step 1: Write the proportion equation
1,285,691.06 : 1,928,857.74 = 907,350.26 : x - Step 2: Convert to fraction form
1,285,691.06/1,928,857.74 = 907,350.26/x - Step 3: Cross multiply
1,285,691.06x = 1,928,857.74 × 907,350.26 - Step 4: Simplify right side
1,285,691.06x = 1,750,149,571,892.01 - Step 5: Solve for x
x = 1,750,149,571,892.01/1,285,691.06 - Step 6: Final answer
x = 1,361,252.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.