Finding the Fourth Proportional to 527,489.12, 791,233.44 and 350,341.92
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Solution
The fourth proportional to 527,489.12, 791,233.44 and 350,341.92 is: 525,512.72
Step by Step Solution
- Step 1: Write the proportion equation
527,489.12 : 791,233.44 = 350,341.92 : x - Step 2: Convert to fraction form
527,489.12/791,233.44 = 350,341.92/x - Step 3: Cross multiply
527,489.12x = 791,233.44 × 350,341.92 - Step 4: Simplify right side
527,489.12x = 277,202,242,537.81 - Step 5: Solve for x
x = 277,202,242,537.81/527,489.12 - Step 6: Final answer
x = 525,512.72
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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.