Finding the Fourth Proportional to 506,563.06, 699,264.99 and 343,442.98
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Solution
The fourth proportional to 506,563.06, 699,264.99 and 343,442.98 is: 474,092.31
Step by Step Solution
- Step 1: Write the proportion equation
506,563.06 : 699,264.99 = 343,442.98 : x - Step 2: Convert to fraction form
506,563.06/699,264.99 = 343,442.98/x - Step 3: Cross multiply
506,563.06x = 699,264.99 × 343,442.98 - Step 4: Simplify right side
506,563.06x = 240,157,652,849.35 - Step 5: Solve for x
x = 240,157,652,849.35/506,563.06 - Step 6: Final answer
x = 474,092.31
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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.