Finding the Fourth Proportional to 6,223,539.30, 8,588,590.03 and 3,432,982.75
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Solution
The fourth proportional to 6,223,539.30, 8,588,590.03 and 3,432,982.75 is: 4,737,574.55
Step by Step Solution
- Step 1: Write the proportion equation
6,223,539.30 : 8,588,590.03 = 3,432,982.75 : x - Step 2: Convert to fraction form
6,223,539.30/8,588,590.03 = 3,432,982.75/x - Step 3: Cross multiply
6,223,539.30x = 8,588,590.03 × 3,432,982.75 - Step 4: Simplify right side
6,223,539.30x = 29,484,481,431,632.02 - Step 5: Solve for x
x = 29,484,481,431,632.02/6,223,539.30 - Step 6: Final answer
x = 4,737,574.55
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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.