Finding the Fourth Proportional to 1,866,052.14, 2,799,083.88 and 518,288.28
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Solution
The fourth proportional to 1,866,052.14, 2,799,083.88 and 518,288.28 is: 777,433.99
Step by Step Solution
- Step 1: Write the proportion equation
1,866,052.14 : 2,799,083.88 = 518,288.28 : x - Step 2: Convert to fraction form
1,866,052.14/2,799,083.88 = 518,288.28/x - Step 3: Cross multiply
1,866,052.14x = 2,799,083.88 × 518,288.28 - Step 4: Simplify right side
1,866,052.14x = 1,450,732,369,740.93 - Step 5: Solve for x
x = 1,450,732,369,740.93/1,866,052.14 - Step 6: Final answer
x = 777,433.99
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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.