Finding the Fourth Proportional to 353,117.70, 529,676.55 and 353,117.70
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Solution
The fourth proportional to 353,117.70, 529,676.55 and 353,117.70 is: 529,676.55
Step by Step Solution
- Step 1: Write the proportion equation
353,117.70 : 529,676.55 = 353,117.70 : x - Step 2: Convert to fraction form
353,117.70/529,676.55 = 353,117.70/x - Step 3: Cross multiply
353,117.70x = 529,676.55 × 353,117.70 - Step 4: Simplify right side
353,117.70x = 187,038,165,079.94 - Step 5: Solve for x
x = 187,038,165,079.94/353,117.70 - Step 6: Final answer
x = 529,676.55
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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.