Finding the Fourth Proportional to 4,371,768.45, 6,557,652.68 and 3,182,040.45
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Solution
The fourth proportional to 4,371,768.45, 6,557,652.68 and 3,182,040.45 is: 4,773,060.68
Step by Step Solution
- Step 1: Write the proportion equation
4,371,768.45 : 6,557,652.68 = 3,182,040.45 : x - Step 2: Convert to fraction form
4,371,768.45/6,557,652.68 = 3,182,040.45/x - Step 3: Cross multiply
4,371,768.45x = 6,557,652.68 × 3,182,040.45 - Step 4: Simplify right side
4,371,768.45x = 20,866,716,068,900.70 - Step 5: Solve for x
x = 20,866,716,068,900.70/4,371,768.45 - Step 6: Final answer
x = 4,773,060.68
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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.