Finding the Fourth Proportional to 455,378.82, 683,101.04 and 174,896.07
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Solution
The fourth proportional to 455,378.82, 683,101.04 and 174,896.07 is: 262,356.70
Step by Step Solution
- Step 1: Write the proportion equation
455,378.82 : 683,101.04 = 174,896.07 : x - Step 2: Convert to fraction form
455,378.82/683,101.04 = 174,896.07/x - Step 3: Cross multiply
455,378.82x = 683,101.04 × 174,896.07 - Step 4: Simplify right side
455,378.82x = 119,471,686,434.43 - Step 5: Solve for x
x = 119,471,686,434.43/455,378.82 - Step 6: Final answer
x = 262,356.70
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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.