Finding the Fourth Proportional to 1,871,606.24, 2,807,580.96 and 523,765.12
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Solution
The fourth proportional to 1,871,606.24, 2,807,580.96 and 523,765.12 is: 785,695.70
Step by Step Solution
- Step 1: Write the proportion equation
1,871,606.24 : 2,807,580.96 = 523,765.12 : x - Step 2: Convert to fraction form
1,871,606.24/2,807,580.96 = 523,765.12/x - Step 3: Cross multiply
1,871,606.24x = 2,807,580.96 × 523,765.12 - Step 4: Simplify right side
1,871,606.24x = 1,470,512,978,424.12 - Step 5: Solve for x
x = 1,470,512,978,424.12/1,871,606.24 - Step 6: Final answer
x = 785,695.70
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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.