Finding the Fourth Proportional to 1,776,930.59, 2,665,393.79 and 578,850.95
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Solution
The fourth proportional to 1,776,930.59, 2,665,393.79 and 578,850.95 is: 868,275.74
Step by Step Solution
- Step 1: Write the proportion equation
1,776,930.59 : 2,665,393.79 = 578,850.95 : x - Step 2: Convert to fraction form
1,776,930.59/2,665,393.79 = 578,850.95/x - Step 3: Cross multiply
1,776,930.59x = 2,665,393.79 × 578,850.95 - Step 4: Simplify right side
1,776,930.59x = 1,542,865,727,465.60 - Step 5: Solve for x
x = 1,542,865,727,465.60/1,776,930.59 - Step 6: Final answer
x = 868,275.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.