Finding the Fourth Proportional to 1,156,737.68, 1,596,282.36 and 647,439.92
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Solution
The fourth proportional to 1,156,737.68, 1,596,282.36 and 647,439.92 is: 893,458.34
Step by Step Solution
- Step 1: Write the proportion equation
1,156,737.68 : 1,596,282.36 = 647,439.92 : x - Step 2: Convert to fraction form
1,156,737.68/1,596,282.36 = 647,439.92/x - Step 3: Cross multiply
1,156,737.68x = 1,596,282.36 × 647,439.92 - Step 4: Simplify right side
1,156,737.68x = 1,033,496,923,455.81 - Step 5: Solve for x
x = 1,033,496,923,455.81/1,156,737.68 - Step 6: Final answer
x = 893,458.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.