Finding the Fourth Proportional to 5,882,780.76, 8,765,043.80 and 5,552,376.99
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Solution
The fourth proportional to 5,882,780.76, 8,765,043.80 and 5,552,376.99 is: 8,272,759.01
Step by Step Solution
- Step 1: Write the proportion equation
5,882,780.76 : 8,765,043.80 = 5,552,376.99 : x - Step 2: Convert to fraction form
5,882,780.76/8,765,043.80 = 5,552,376.99/x - Step 3: Cross multiply
5,882,780.76x = 8,765,043.80 × 5,552,376.99 - Step 4: Simplify right side
5,882,780.76x = 48,666,827,511,462.17 - Step 5: Solve for x
x = 48,666,827,511,462.17/5,882,780.76 - Step 6: Final answer
x = 8,272,759.01
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.