Finding the Fourth Proportional to 754,779.54, 1,041,594.21 and 415,246.98
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Solution
The fourth proportional to 754,779.54, 1,041,594.21 and 415,246.98 is: 573,039.98
Step by Step Solution
- Step 1: Write the proportion equation
754,779.54 : 1,041,594.21 = 415,246.98 : x - Step 2: Convert to fraction form
754,779.54/1,041,594.21 = 415,246.98/x - Step 3: Cross multiply
754,779.54x = 1,041,594.21 × 415,246.98 - Step 4: Simplify right side
754,779.54x = 432,518,850,087.99 - Step 5: Solve for x
x = 432,518,850,087.99/754,779.54 - Step 6: Final answer
x = 573,039.98
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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.