Finding the Fourth Proportional to 373,168.79, 514,973.09 and 212,024.05
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Solution
The fourth proportional to 373,168.79, 514,973.09 and 212,024.05 is: 292,593.28
Step by Step Solution
- Step 1: Write the proportion equation
373,168.79 : 514,973.09 = 212,024.05 : x - Step 2: Convert to fraction form
373,168.79/514,973.09 = 212,024.05/x - Step 3: Cross multiply
373,168.79x = 514,973.09 × 212,024.05 - Step 4: Simplify right side
373,168.79x = 109,186,682,322.17 - Step 5: Solve for x
x = 109,186,682,322.17/373,168.79 - Step 6: Final answer
x = 292,593.28
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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.