Finding the Fourth Proportional to 493,313.34, 680,771.25 and 266,959.02
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Solution
The fourth proportional to 493,313.34, 680,771.25 and 266,959.02 is: 368,402.82
Step by Step Solution
- Step 1: Write the proportion equation
493,313.34 : 680,771.25 = 266,959.02 : x - Step 2: Convert to fraction form
493,313.34/680,771.25 = 266,959.02/x - Step 3: Cross multiply
493,313.34x = 680,771.25 × 266,959.02 - Step 4: Simplify right side
493,313.34x = 181,738,025,744.18 - Step 5: Solve for x
x = 181,738,025,744.18/493,313.34 - Step 6: Final answer
x = 368,402.82
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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.