Finding the Fourth Proportional to 925,134.54, 1,388,226.70 and 364,562.70
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Solution
The fourth proportional to 925,134.54, 1,388,226.70 and 364,562.70 is: 547,050.89
Step by Step Solution
- Step 1: Write the proportion equation
925,134.54 : 1,388,226.70 = 364,562.70 : x - Step 2: Convert to fraction form
925,134.54/1,388,226.70 = 364,562.70/x - Step 3: Cross multiply
925,134.54x = 1,388,226.70 × 364,562.70 - Step 4: Simplify right side
925,134.54x = 506,095,673,964.09 - Step 5: Solve for x
x = 506,095,673,964.09/925,134.54 - Step 6: Final answer
x = 547,050.89
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1.5x scale
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.