Finding the Fourth Proportional to 266,935.74, 368,334.90 and 159,482.94
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Solution
The fourth proportional to 266,935.74, 368,334.90 and 159,482.94 is: 220,064.70
Step by Step Solution
- Step 1: Write the proportion equation
266,935.74 : 368,334.90 = 159,482.94 : x - Step 2: Convert to fraction form
266,935.74/368,334.90 = 159,482.94/x - Step 3: Cross multiply
266,935.74x = 368,334.90 × 159,482.94 - Step 4: Simplify right side
266,935.74x = 58,743,132,756.61 - Step 5: Solve for x
x = 58,743,132,756.61/266,935.74 - Step 6: Final answer
x = 220,064.70
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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.