Finding the Fourth Proportional to 1,517,909.97, 2,276,529.51 and 438,187.86
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Solution
The fourth proportional to 1,517,909.97, 2,276,529.51 and 438,187.86 is: 657,184.95
Step by Step Solution
- Step 1: Write the proportion equation
1,517,909.97 : 2,276,529.51 = 438,187.86 : x - Step 2: Convert to fraction form
1,517,909.97/2,276,529.51 = 438,187.86/x - Step 3: Cross multiply
1,517,909.97x = 2,276,529.51 × 438,187.86 - Step 4: Simplify right side
1,517,909.97x = 997,547,594,213.75 - Step 5: Solve for x
x = 997,547,594,213.75/1,517,909.97 - Step 6: Final answer
x = 657,184.95
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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.