Finding the Fourth Proportional to 493,620.18, 740,427.84 and 119,643.18
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Solution
The fourth proportional to 493,620.18, 740,427.84 and 119,643.18 is: 179,464.18
Step by Step Solution
- Step 1: Write the proportion equation
493,620.18 : 740,427.84 = 119,643.18 : x - Step 2: Convert to fraction form
493,620.18/740,427.84 = 119,643.18/x - Step 3: Cross multiply
493,620.18x = 740,427.84 × 119,643.18 - Step 4: Simplify right side
493,620.18x = 88,587,141,338.13 - Step 5: Solve for x
x = 88,587,141,338.13/493,620.18 - Step 6: Final answer
x = 179,464.18
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.