Finding the Fourth Proportional to 835,687.53, 1,153,276.38 and 473,103.99
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Solution
The fourth proportional to 835,687.53, 1,153,276.38 and 473,103.99 is: 652,899.12
Step by Step Solution
- Step 1: Write the proportion equation
835,687.53 : 1,153,276.38 = 473,103.99 : x - Step 2: Convert to fraction form
835,687.53/1,153,276.38 = 473,103.99/x - Step 3: Cross multiply
835,687.53x = 1,153,276.38 × 473,103.99 - Step 4: Simplify right side
835,687.53x = 545,619,656,950.76 - Step 5: Solve for x
x = 545,619,656,950.76/835,687.53 - Step 6: Final answer
x = 652,899.12
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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.