Finding the Fourth Proportional to 753,173.36, 1,129,761.12 and 529,534.16
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Solution
The fourth proportional to 753,173.36, 1,129,761.12 and 529,534.16 is: 794,302.00
Step by Step Solution
- Step 1: Write the proportion equation
753,173.36 : 1,129,761.12 = 529,534.16 : x - Step 2: Convert to fraction form
753,173.36/1,129,761.12 = 529,534.16/x - Step 3: Cross multiply
753,173.36x = 1,129,761.12 × 529,534.16 - Step 4: Simplify right side
753,173.36x = 598,247,105,679.86 - Step 5: Solve for x
x = 598,247,105,679.86/753,173.36 - Step 6: Final answer
x = 794,302.00
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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.