Finding the Fourth Proportional to 292,526.01, 438,805.35 and 82,147.50
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Solution
The fourth proportional to 292,526.01, 438,805.35 and 82,147.50 is: 123,225.84
Step by Step Solution
- Step 1: Write the proportion equation
292,526.01 : 438,805.35 = 82,147.50 : x - Step 2: Convert to fraction form
292,526.01/438,805.35 = 82,147.50/x - Step 3: Cross multiply
292,526.01x = 438,805.35 × 82,147.50 - Step 4: Simplify right side
292,526.01x = 36,046,762,489.13 - Step 5: Solve for x
x = 36,046,762,489.13/292,526.01 - Step 6: Final answer
x = 123,225.84
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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.