Finding the Fourth Proportional to 467,347.02, 644,939.19 and 252,486.96
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Solution
The fourth proportional to 467,347.02, 644,939.19 and 252,486.96 is: 348,432.17
Step by Step Solution
- Step 1: Write the proportion equation
467,347.02 : 644,939.19 = 252,486.96 : x - Step 2: Convert to fraction form
467,347.02/644,939.19 = 252,486.96/x - Step 3: Cross multiply
467,347.02x = 644,939.19 × 252,486.96 - Step 4: Simplify right side
467,347.02x = 162,838,735,467.96 - Step 5: Solve for x
x = 162,838,735,467.96/467,347.02 - Step 6: Final answer
x = 348,432.17
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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.