Finding the Fourth Proportional to 283,226.04, 390,889.26 and 170,056.08
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Solution
The fourth proportional to 283,226.04, 390,889.26 and 170,056.08 is: 234,699.80
Step by Step Solution
- Step 1: Write the proportion equation
283,226.04 : 390,889.26 = 170,056.08 : x - Step 2: Convert to fraction form
283,226.04/390,889.26 = 170,056.08/x - Step 3: Cross multiply
283,226.04x = 390,889.26 × 170,056.08 - Step 4: Simplify right side
283,226.04x = 66,473,095,269.70 - Step 5: Solve for x
x = 66,473,095,269.70/283,226.04 - Step 6: Final answer
x = 234,699.80
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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.