Finding the Fourth Proportional to 4,583,377.54, 6,902,486.21 and 4,174,776.82
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Solution
The fourth proportional to 4,583,377.54, 6,902,486.21 and 4,174,776.82 is: 6,287,140.69
Step by Step Solution
- Step 1: Write the proportion equation
4,583,377.54 : 6,902,486.21 = 4,174,776.82 : x - Step 2: Convert to fraction form
4,583,377.54/6,902,486.21 = 4,174,776.82/x - Step 3: Cross multiply
4,583,377.54x = 6,902,486.21 × 4,174,776.82 - Step 4: Simplify right side
4,583,377.54x = 28,816,339,429,877.65 - Step 5: Solve for x
x = 28,816,339,429,877.65/4,583,377.54 - Step 6: Final answer
x = 6,287,140.69
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.