Finding the Fourth Proportional to 753,525.84, 1,125,411.36 and 682,306.14
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Solution
The fourth proportional to 753,525.84, 1,125,411.36 and 682,306.14 is: 1,019,042.80
Step by Step Solution
- Step 1: Write the proportion equation
753,525.84 : 1,125,411.36 = 682,306.14 : x - Step 2: Convert to fraction form
753,525.84/1,125,411.36 = 682,306.14/x - Step 3: Cross multiply
753,525.84x = 1,125,411.36 × 682,306.14 - Step 4: Simplify right side
753,525.84x = 767,875,080,953.75 - Step 5: Solve for x
x = 767,875,080,953.75/753,525.84 - Step 6: Final answer
x = 1,019,042.80
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.