Finding the Fourth Proportional to 1,083,976.93, 1,625,838.68 and 435,526.84
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Solution
The fourth proportional to 1,083,976.93, 1,625,838.68 and 435,526.84 is: 653,239.35
Step by Step Solution
- Step 1: Write the proportion equation
1,083,976.93 : 1,625,838.68 = 435,526.84 : x - Step 2: Convert to fraction form
1,083,976.93/1,625,838.68 = 435,526.84/x - Step 3: Cross multiply
1,083,976.93x = 1,625,838.68 × 435,526.84 - Step 4: Simplify right side
1,083,976.93x = 708,096,385,771.29 - Step 5: Solve for x
x = 708,096,385,771.29/1,083,976.93 - Step 6: Final answer
x = 653,239.35
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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.