Finding the Fourth Proportional to 264,815.76, 397,094.40 and 93,979.68
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Solution
The fourth proportional to 264,815.76, 397,094.40 and 93,979.68 is: 140,923.65
Step by Step Solution
- Step 1: Write the proportion equation
264,815.76 : 397,094.40 = 93,979.68 : x - Step 2: Convert to fraction form
264,815.76/397,094.40 = 93,979.68/x - Step 3: Cross multiply
264,815.76x = 397,094.40 × 93,979.68 - Step 4: Simplify right side
264,815.76x = 37,318,804,641.79 - Step 5: Solve for x
x = 37,318,804,641.79/264,815.76 - Step 6: Final answer
x = 140,923.65
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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.