Finding the Fourth Proportional to 760,544.74, 1,049,552.05 and 416,402.98
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Solution
The fourth proportional to 760,544.74, 1,049,552.05 and 416,402.98 is: 574,636.28
Step by Step Solution
- Step 1: Write the proportion equation
760,544.74 : 1,049,552.05 = 416,402.98 : x - Step 2: Convert to fraction form
760,544.74/1,049,552.05 = 416,402.98/x - Step 3: Cross multiply
760,544.74x = 1,049,552.05 × 416,402.98 - Step 4: Simplify right side
760,544.74x = 437,036,601,285.11 - Step 5: Solve for x
x = 437,036,601,285.11/760,544.74 - Step 6: Final answer
x = 574,636.28
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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.