Finding the Fourth Proportional to 756,026.58, 1,043,316.62 and 416,494.82
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Solution
The fourth proportional to 756,026.58, 1,043,316.62 and 416,494.82 is: 574,762.82
Step by Step Solution
- Step 1: Write the proportion equation
756,026.58 : 1,043,316.62 = 416,494.82 : x - Step 2: Convert to fraction form
756,026.58/1,043,316.62 = 416,494.82/x - Step 3: Cross multiply
756,026.58x = 1,043,316.62 × 416,494.82 - Step 4: Simplify right side
756,026.58x = 434,535,967,849.91 - Step 5: Solve for x
x = 434,535,967,849.91/756,026.58 - Step 6: Final answer
x = 574,762.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.