Finding the Fourth Proportional to 5,352,296.42, 7,386,176.36 and 2,904,907.51
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Solution
The fourth proportional to 5,352,296.42, 7,386,176.36 and 2,904,907.51 is: 4,008,776.33
Step by Step Solution
- Step 1: Write the proportion equation
5,352,296.42 : 7,386,176.36 = 2,904,907.51 : x - Step 2: Convert to fraction form
5,352,296.42/7,386,176.36 = 2,904,907.51/x - Step 3: Cross multiply
5,352,296.42x = 7,386,176.36 × 2,904,907.51 - Step 4: Simplify right side
5,352,296.42x = 21,456,159,194,843.45 - Step 5: Solve for x
x = 21,456,159,194,843.45/5,352,296.42 - Step 6: Final answer
x = 4,008,776.33
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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.