Finding the Fourth Proportional to 1,903,467.79, 2,855,398.52 and 641,393.83
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Solution
The fourth proportional to 1,903,467.79, 2,855,398.52 and 641,393.83 is: 962,157.07
Step by Step Solution
- Step 1: Write the proportion equation
1,903,467.79 : 2,855,398.52 = 641,393.83 : x - Step 2: Convert to fraction form
1,903,467.79/2,855,398.52 = 641,393.83/x - Step 3: Cross multiply
1,903,467.79x = 2,855,398.52 × 641,393.83 - Step 4: Simplify right side
1,903,467.79x = 1,831,434,992,919.13 - Step 5: Solve for x
x = 1,831,434,992,919.13/1,903,467.79 - Step 6: Final answer
x = 962,157.07
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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.