Finding the Fourth Proportional to 5,783,679.92, 8,623,812.23 and 5,624,776.98
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Solution
The fourth proportional to 5,783,679.92, 8,623,812.23 and 5,624,776.98 is: 8,386,878.45
Step by Step Solution
- Step 1: Write the proportion equation
5,783,679.92 : 8,623,812.23 = 5,624,776.98 : x - Step 2: Convert to fraction form
5,783,679.92/8,623,812.23 = 5,624,776.98/x - Step 3: Cross multiply
5,783,679.92x = 8,623,812.23 × 5,624,776.98 - Step 4: Simplify right side
5,783,679.92x = 48,507,020,504,115.50 - Step 5: Solve for x
x = 48,507,020,504,115.50/5,783,679.92 - Step 6: Final answer
x = 8,386,878.45
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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.