Finding the Fourth Proportional to 1,468,931.68, 2,026,605.84 and 959,929.12
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Solution
The fourth proportional to 1,468,931.68, 2,026,605.84 and 959,929.12 is: 1,324,362.45
Step by Step Solution
- Step 1: Write the proportion equation
1,468,931.68 : 2,026,605.84 = 959,929.12 : x - Step 2: Convert to fraction form
1,468,931.68/2,026,605.84 = 959,929.12/x - Step 3: Cross multiply
1,468,931.68x = 2,026,605.84 × 959,929.12 - Step 4: Simplify right side
1,468,931.68x = 1,945,397,960,578.06 - Step 5: Solve for x
x = 1,945,397,960,578.06/1,468,931.68 - Step 6: Final answer
x = 1,324,362.45
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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.