Finding the Fourth Proportional to 536,487.66, 804,855.96 and 157,393.08
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Solution
The fourth proportional to 536,487.66, 804,855.96 and 157,393.08 is: 236,126.14
Step by Step Solution
- Step 1: Write the proportion equation
536,487.66 : 804,855.96 = 157,393.08 : x - Step 2: Convert to fraction form
536,487.66/804,855.96 = 157,393.08/x - Step 3: Cross multiply
536,487.66x = 804,855.96 × 157,393.08 - Step 4: Simplify right side
536,487.66x = 126,678,758,500.76 - Step 5: Solve for x
x = 126,678,758,500.76/536,487.66 - Step 6: Final answer
x = 236,126.14
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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.