Finding the Fourth Proportional to 499,822.08, 749,732.48 and 125,845.12
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Solution
The fourth proportional to 499,822.08, 749,732.48 and 125,845.12 is: 188,767.52
Step by Step Solution
- Step 1: Write the proportion equation
499,822.08 : 749,732.48 = 125,845.12 : x - Step 2: Convert to fraction form
499,822.08/749,732.48 = 125,845.12/x - Step 3: Cross multiply
499,822.08x = 749,732.48 × 125,845.12 - Step 4: Simplify right side
499,822.08x = 94,350,173,913.50 - Step 5: Solve for x
x = 94,350,173,913.50/499,822.08 - Step 6: Final answer
x = 188,767.52
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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.