Finding the Fourth Proportional to 735,233.36, 1,103,037.14 and 431,884.04
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Solution
The fourth proportional to 735,233.36, 1,103,037.14 and 431,884.04 is: 647,935.96
Step by Step Solution
- Step 1: Write the proportion equation
735,233.36 : 1,103,037.14 = 431,884.04 : x - Step 2: Convert to fraction form
735,233.36/1,103,037.14 = 431,884.04/x - Step 3: Cross multiply
735,233.36x = 1,103,037.14 × 431,884.04 - Step 4: Simplify right side
735,233.36x = 476,384,136,293.25 - Step 5: Solve for x
x = 476,384,136,293.25/735,233.36 - Step 6: Final answer
x = 647,935.96
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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.