Finding the Fourth Proportional to 408,203.43, 563,595.62 and 365,049.06
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Solution
The fourth proportional to 408,203.43, 563,595.62 and 365,049.06 is: 504,013.52
Step by Step Solution
- Step 1: Write the proportion equation
408,203.43 : 563,595.62 = 365,049.06 : x - Step 2: Convert to fraction form
408,203.43/563,595.62 = 365,049.06/x - Step 3: Cross multiply
408,203.43x = 563,595.62 × 365,049.06 - Step 4: Simplify right side
408,203.43x = 205,740,049,475.87 - Step 5: Solve for x
x = 205,740,049,475.87/408,203.43 - Step 6: Final answer
x = 504,013.52
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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.