Finding the Fourth Proportional to 914,156.68, 1,371,753.50 and 493,423.24
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Solution
The fourth proportional to 914,156.68, 1,371,753.50 and 493,423.24 is: 740,414.71
Step by Step Solution
- Step 1: Write the proportion equation
914,156.68 : 1,371,753.50 = 493,423.24 : x - Step 2: Convert to fraction form
914,156.68/1,371,753.50 = 493,423.24/x - Step 3: Cross multiply
914,156.68x = 1,371,753.50 × 493,423.24 - Step 4: Simplify right side
914,156.68x = 676,855,056,451.34 - Step 5: Solve for x
x = 676,855,056,451.34/914,156.68 - Step 6: Final answer
x = 740,414.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.