Finding the Fourth Proportional to 5,376,365.70, 8,064,548.55 and 2,183,021.70
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Solution
The fourth proportional to 5,376,365.70, 8,064,548.55 and 2,183,021.70 is: 3,274,532.55
Step by Step Solution
- Step 1: Write the proportion equation
5,376,365.70 : 8,064,548.55 = 2,183,021.70 : x - Step 2: Convert to fraction form
5,376,365.70/8,064,548.55 = 2,183,021.70/x - Step 3: Cross multiply
5,376,365.70x = 8,064,548.55 × 2,183,021.70 - Step 4: Simplify right side
5,376,365.70x = 17,605,084,485,353.54 - Step 5: Solve for x
x = 17,605,084,485,353.54/5,376,365.70 - Step 6: Final answer
x = 3,274,532.55
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1.5x scale
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.