Finding the Fourth Proportional to 833,236.58, 1,149,937.29 and 470,726.99
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Solution
The fourth proportional to 833,236.58, 1,149,937.29 and 470,726.99 is: 649,643.25
Step by Step Solution
- Step 1: Write the proportion equation
833,236.58 : 1,149,937.29 = 470,726.99 : x - Step 2: Convert to fraction form
833,236.58/1,149,937.29 = 470,726.99/x - Step 3: Cross multiply
833,236.58x = 1,149,937.29 × 470,726.99 - Step 4: Simplify right side
833,236.58x = 541,306,519,210.46 - Step 5: Solve for x
x = 541,306,519,210.46/833,236.58 - Step 6: Final answer
x = 649,643.25
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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.