Finding the Fourth Proportional to 554,201.19, 764,798.19 and 299,552.40
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Solution
The fourth proportional to 554,201.19, 764,798.19 and 299,552.40 is: 413,382.61
Step by Step Solution
- Step 1: Write the proportion equation
554,201.19 : 764,798.19 = 299,552.40 : x - Step 2: Convert to fraction form
554,201.19/764,798.19 = 299,552.40/x - Step 3: Cross multiply
554,201.19x = 764,798.19 × 299,552.40 - Step 4: Simplify right side
554,201.19x = 229,097,133,330.16 - Step 5: Solve for x
x = 229,097,133,330.16/554,201.19 - Step 6: Final answer
x = 413,382.61
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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.