Finding the Fourth Proportional to 6,264,043.05, 9,396,064.58 and 1,776,319.05
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Solution
The fourth proportional to 6,264,043.05, 9,396,064.58 and 1,776,319.05 is: 2,664,478.58
Step by Step Solution
- Step 1: Write the proportion equation
6,264,043.05 : 9,396,064.58 = 1,776,319.05 : x - Step 2: Convert to fraction form
6,264,043.05/9,396,064.58 = 1,776,319.05/x - Step 3: Cross multiply
6,264,043.05x = 9,396,064.58 × 1,776,319.05 - Step 4: Simplify right side
6,264,043.05x = 16,690,408,499,602.65 - Step 5: Solve for x
x = 16,690,408,499,602.65/6,264,043.05 - Step 6: Final answer
x = 2,664,478.58
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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.