Finding the Fourth Proportional to 474,573.05, 655,216.46 and 423,497.95
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Solution
The fourth proportional to 474,573.05, 655,216.46 and 423,497.95 is: 584,699.92
Step by Step Solution
- Step 1: Write the proportion equation
474,573.05 : 655,216.46 = 423,497.95 : x - Step 2: Convert to fraction form
474,573.05/655,216.46 = 423,497.95/x - Step 3: Cross multiply
474,573.05x = 655,216.46 × 423,497.95 - Step 4: Simplify right side
474,573.05x = 277,482,825,448.84 - Step 5: Solve for x
x = 277,482,825,448.84/474,573.05 - Step 6: Final answer
x = 584,699.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.