Finding the Fourth Proportional to 459,953.54, 634,660.62 and 266,292.26
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Solution
The fourth proportional to 459,953.54, 634,660.62 and 266,292.26 is: 367,439.74
Step by Step Solution
- Step 1: Write the proportion equation
459,953.54 : 634,660.62 = 266,292.26 : x - Step 2: Convert to fraction form
459,953.54/634,660.62 = 266,292.26/x - Step 3: Cross multiply
459,953.54x = 634,660.62 × 266,292.26 - Step 4: Simplify right side
459,953.54x = 169,005,210,832.80 - Step 5: Solve for x
x = 169,005,210,832.80/459,953.54 - Step 6: Final answer
x = 367,439.74
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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.