Finding the Fourth Proportional to 1,539,578.97, 2,124,533.27 and 851,211
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Solution
The fourth proportional to 1,539,578.97, 2,124,533.27 and 851,211 is: 1,174,623.79
Step by Step Solution
- Step 1: Write the proportion equation
1,539,578.97 : 2,124,533.27 = 851,211 : x - Step 2: Convert to fraction form
1,539,578.97/2,124,533.27 = 851,211/x - Step 3: Cross multiply
1,539,578.97x = 2,124,533.27 × 851,211 - Step 4: Simplify right side
1,539,578.97x = 1,808,426,085,033.92 - Step 5: Solve for x
x = 1,808,426,085,033.92/1,539,578.97 - Step 6: Final answer
x = 1,174,623.79
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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.