Finding the Fourth Proportional to 1,917,763.98, 2,876,958.09 and 719,780.46
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Solution
The fourth proportional to 1,917,763.98, 2,876,958.09 and 719,780.46 is: 1,079,787.84
Step by Step Solution
- Step 1: Write the proportion equation
1,917,763.98 : 2,876,958.09 = 719,780.46 : x - Step 2: Convert to fraction form
1,917,763.98/2,876,958.09 = 719,780.46/x - Step 3: Cross multiply
1,917,763.98x = 2,876,958.09 × 719,780.46 - Step 4: Simplify right side
1,917,763.98x = 2,070,778,217,420.92 - Step 5: Solve for x
x = 2,070,778,217,420.92/1,917,763.98 - Step 6: Final answer
x = 1,079,787.84
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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.