Finding the Fourth Proportional to 348,430.05, 522,292.05 and 236,121.53
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Solution
The fourth proportional to 348,430.05, 522,292.05 and 236,121.53 is: 353,943.05
Step by Step Solution
- Step 1: Write the proportion equation
348,430.05 : 522,292.05 = 236,121.53 : x - Step 2: Convert to fraction form
348,430.05/522,292.05 = 236,121.53/x - Step 3: Cross multiply
348,430.05x = 522,292.05 × 236,121.53 - Step 4: Simplify right side
348,430.05x = 123,324,395,341.38 - Step 5: Solve for x
x = 123,324,395,341.38/348,430.05 - Step 6: Final answer
x = 353,943.05
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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.