Finding the Fourth Proportional to 463,791.80, 695,687.70 and 297,903.80
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Solution
The fourth proportional to 463,791.80, 695,687.70 and 297,903.80 is: 446,855.70
Step by Step Solution
- Step 1: Write the proportion equation
463,791.80 : 695,687.70 = 297,903.80 : x - Step 2: Convert to fraction form
463,791.80/695,687.70 = 297,903.80/x - Step 3: Cross multiply
463,791.80x = 695,687.70 × 297,903.80 - Step 4: Simplify right side
463,791.80x = 207,248,009,443.26 - Step 5: Solve for x
x = 207,248,009,443.26/463,791.80 - Step 6: Final answer
x = 446,855.70
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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.