Finding the Fourth Proportional to 264,412.02, 396,533.79 and 86,877.84
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Solution
The fourth proportional to 264,412.02, 396,533.79 and 86,877.84 is: 130,289.08
Step by Step Solution
- Step 1: Write the proportion equation
264,412.02 : 396,533.79 = 86,877.84 : x - Step 2: Convert to fraction form
264,412.02/396,533.79 = 86,877.84/x - Step 3: Cross multiply
264,412.02x = 396,533.79 × 86,877.84 - Step 4: Simplify right side
264,412.02x = 34,449,999,162.21 - Step 5: Solve for x
x = 34,449,999,162.21/264,412.02 - Step 6: Final answer
x = 130,289.08
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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.