Finding the Fourth Proportional to 334,813.08, 501,957.06 and 157,228.68
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Solution
The fourth proportional to 334,813.08, 501,957.06 and 157,228.68 is: 235,719.72
Step by Step Solution
- Step 1: Write the proportion equation
334,813.08 : 501,957.06 = 157,228.68 : x - Step 2: Convert to fraction form
334,813.08/501,957.06 = 157,228.68/x - Step 3: Cross multiply
334,813.08x = 501,957.06 × 157,228.68 - Step 4: Simplify right side
334,813.08x = 78,922,045,960.48 - Step 5: Solve for x
x = 78,922,045,960.48/334,813.08 - Step 6: Final answer
x = 235,719.72
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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.