Finding the Fourth Proportional to 635,337.63, 947,401.90 and 547,157.79
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Solution
The fourth proportional to 635,337.63, 947,401.90 and 547,157.79 is: 815,910.00
Step by Step Solution
- Step 1: Write the proportion equation
635,337.63 : 947,401.90 = 547,157.79 : x - Step 2: Convert to fraction form
635,337.63/947,401.90 = 547,157.79/x - Step 3: Cross multiply
635,337.63x = 947,401.90 × 547,157.79 - Step 4: Simplify right side
635,337.63x = 518,378,328,477.91 - Step 5: Solve for x
x = 518,378,328,477.91/635,337.63 - Step 6: Final answer
x = 815,910.00
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.