Finding the Fourth Proportional to 264,226.17, 396,352.59 and 74,700.15
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Solution
The fourth proportional to 264,226.17, 396,352.59 and 74,700.15 is: 112,053.99
Step by Step Solution
- Step 1: Write the proportion equation
264,226.17 : 396,352.59 = 74,700.15 : x - Step 2: Convert to fraction form
264,226.17/396,352.59 = 74,700.15/x - Step 3: Cross multiply
264,226.17x = 396,352.59 × 74,700.15 - Step 4: Simplify right side
264,226.17x = 29,607,596,159.44 - Step 5: Solve for x
x = 29,607,596,159.44/264,226.17 - Step 6: Final answer
x = 112,053.99
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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.