Finding the Fourth Proportional to 1,947,358.26, 2,921,005.80 and 749,540.79
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Solution
The fourth proportional to 1,947,358.26, 2,921,005.80 and 749,540.79 is: 1,124,299.03
Step by Step Solution
- Step 1: Write the proportion equation
1,947,358.26 : 2,921,005.80 = 749,540.79 : x - Step 2: Convert to fraction form
1,947,358.26/2,921,005.80 = 749,540.79/x - Step 3: Cross multiply
1,947,358.26x = 2,921,005.80 × 749,540.79 - Step 4: Simplify right side
1,947,358.26x = 2,189,412,994,926.58 - Step 5: Solve for x
x = 2,189,412,994,926.58/1,947,358.26 - Step 6: Final answer
x = 1,124,299.03
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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.