Finding the Fourth Proportional to 5,988,331.60, 8,990,791.80 and 4,727,582.80
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Solution
The fourth proportional to 5,988,331.60, 8,990,791.80 and 4,727,582.80 is: 7,097,922.34
Step by Step Solution
- Step 1: Write the proportion equation
5,988,331.60 : 8,990,791.80 = 4,727,582.80 : x - Step 2: Convert to fraction form
5,988,331.60/8,990,791.80 = 4,727,582.80/x - Step 3: Cross multiply
5,988,331.60x = 8,990,791.80 × 4,727,582.80 - Step 4: Simplify right side
5,988,331.60x = 42,504,712,672,061.04 - Step 5: Solve for x
x = 42,504,712,672,061.04/5,988,331.60 - Step 6: Final answer
x = 7,097,922.34
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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.