Finding the Fourth Proportional to 1,185,553.17, 1,635,910.97 and 676,225.17
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Solution
The fourth proportional to 1,185,553.17, 1,635,910.97 and 676,225.17 is: 933,103.80
Step by Step Solution
- Step 1: Write the proportion equation
1,185,553.17 : 1,635,910.97 = 676,225.17 : x - Step 2: Convert to fraction form
1,185,553.17/1,635,910.97 = 676,225.17/x - Step 3: Cross multiply
1,185,553.17x = 1,635,910.97 × 676,225.17 - Step 4: Simplify right side
1,185,553.17x = 1,106,244,170,411.99 - Step 5: Solve for x
x = 1,106,244,170,411.99/1,185,553.17 - Step 6: Final answer
x = 933,103.80
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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.