Finding the Fourth Proportional to 425,845.53, 587,518.43 and 272,968.00
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Solution
The fourth proportional to 425,845.53, 587,518.43 and 272,968.00 is: 376,600.71
Step by Step Solution
- Step 1: Write the proportion equation
425,845.53 : 587,518.43 = 272,968.00 : x - Step 2: Convert to fraction form
425,845.53/587,518.43 = 272,968.00/x - Step 3: Cross multiply
425,845.53x = 587,518.43 × 272,968.00 - Step 4: Simplify right side
425,845.53x = 160,373,727,966.60 - Step 5: Solve for x
x = 160,373,727,966.60/425,845.53 - Step 6: Final answer
x = 376,600.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.