Finding the Fourth Proportional to 3,165,479.08, 4,368,365.02 and 1,715,174.08
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Solution
The fourth proportional to 3,165,479.08, 4,368,365.02 and 1,715,174.08 is: 2,366,942.34
Step by Step Solution
- Step 1: Write the proportion equation
3,165,479.08 : 4,368,365.02 = 1,715,174.08 : x - Step 2: Convert to fraction form
3,165,479.08/4,368,365.02 = 1,715,174.08/x - Step 3: Cross multiply
3,165,479.08x = 4,368,365.02 × 1,715,174.08 - Step 4: Simplify right side
3,165,479.08x = 7,492,506,454,282.68 - Step 5: Solve for x
x = 7,492,506,454,282.68/3,165,479.08 - Step 6: Final answer
x = 2,366,942.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.