Finding the Fourth Proportional to 474,197.18, 654,382.95 and 259,336.58
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Solution
The fourth proportional to 474,197.18, 654,382.95 and 259,336.58 is: 357,879.47
Step by Step Solution
- Step 1: Write the proportion equation
474,197.18 : 654,382.95 = 259,336.58 : x - Step 2: Convert to fraction form
474,197.18/654,382.95 = 259,336.58/x - Step 3: Cross multiply
474,197.18x = 654,382.95 × 259,336.58 - Step 4: Simplify right side
474,197.18x = 169,705,436,263.31 - Step 5: Solve for x
x = 169,705,436,263.31/474,197.18 - Step 6: Final answer
x = 357,879.47
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1.5x scale
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.