Finding the Fourth Proportional to 893,518.57, 1,233,234.98 and 530,872.62
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Solution
The fourth proportional to 893,518.57, 1,233,234.98 and 530,872.62 is: 732,710.78
Step by Step Solution
- Step 1: Write the proportion equation
893,518.57 : 1,233,234.98 = 530,872.62 : x - Step 2: Convert to fraction form
893,518.57/1,233,234.98 = 530,872.62/x - Step 3: Cross multiply
893,518.57x = 1,233,234.98 × 530,872.62 - Step 4: Simplify right side
893,518.57x = 654,690,684,908.25 - Step 5: Solve for x
x = 654,690,684,908.25/893,518.57 - Step 6: Final answer
x = 732,710.78
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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.