Finding the Fourth Proportional to 832,997.44, 1,249,485.12 and 201,916.96
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Solution
The fourth proportional to 832,997.44, 1,249,485.12 and 201,916.96 is: 302,872.76
Step by Step Solution
- Step 1: Write the proportion equation
832,997.44 : 1,249,485.12 = 201,916.96 : x - Step 2: Convert to fraction form
832,997.44/1,249,485.12 = 201,916.96/x - Step 3: Cross multiply
832,997.44x = 1,249,485.12 × 201,916.96 - Step 4: Simplify right side
832,997.44x = 252,292,236,995.64 - Step 5: Solve for x
x = 252,292,236,995.64/832,997.44 - Step 6: Final answer
x = 302,872.76
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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.