Finding the Fourth Proportional to 1,903,323.11, 2,855,731.86 and 837,617.58
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Solution
The fourth proportional to 1,903,323.11, 2,855,731.86 and 837,617.58 is: 1,256,755.20
Step by Step Solution
- Step 1: Write the proportion equation
1,903,323.11 : 2,855,731.86 = 837,617.58 : x - Step 2: Convert to fraction form
1,903,323.11/2,855,731.86 = 837,617.58/x - Step 3: Cross multiply
1,903,323.11x = 2,855,731.86 × 837,617.58 - Step 4: Simplify right side
1,903,323.11x = 2,392,011,209,702.10 - Step 5: Solve for x
x = 2,392,011,209,702.10/1,903,323.11 - Step 6: Final answer
x = 1,256,755.20
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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.