Finding the Fourth Proportional to 474,251.51, 654,482.75 and 259,391.59
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Solution
The fourth proportional to 474,251.51, 654,482.75 and 259,391.59 is: 357,968.95
Step by Step Solution
- Step 1: Write the proportion equation
474,251.51 : 654,482.75 = 259,391.59 : x - Step 2: Convert to fraction form
474,251.51/654,482.75 = 259,391.59/x - Step 3: Cross multiply
474,251.51x = 654,482.75 × 259,391.59 - Step 4: Simplify right side
474,251.51x = 169,767,318,216.91 - Step 5: Solve for x
x = 169,767,318,216.91/474,251.51 - Step 6: Final answer
x = 357,968.95
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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.