Finding the Fourth Proportional to 675,069.53, 931,156.97 and 432,968.63
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Solution
The fourth proportional to 675,069.53, 931,156.97 and 432,968.63 is: 597,215.15
Step by Step Solution
- Step 1: Write the proportion equation
675,069.53 : 931,156.97 = 432,968.63 : x - Step 2: Convert to fraction form
675,069.53/931,156.97 = 432,968.63/x - Step 3: Cross multiply
675,069.53x = 931,156.97 × 432,968.63 - Step 4: Simplify right side
675,069.53x = 403,161,750,795.22 - Step 5: Solve for x
x = 403,161,750,795.22/675,069.53 - Step 6: Final answer
x = 597,215.15
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1.5x scale
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.